Home / 23,116.77-34,675.16-8,317.62

Finding the Fourth Proportional to 23,116.77, 34,675.16 and 8,317.62

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Solution

The fourth proportional to 23,116.77, 34,675.16 and 8,317.62 is: 12,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,116.77 : 34,675.16 = 8,317.62 : x
  2. Step 2: Convert to fraction form
    23,116.77/34,675.16 = 8,317.62/x
  3. Step 3: Cross multiply
    23,116.77x = 34,675.16 × 8,317.62
  4. Step 4: Simplify right side
    23,116.77x = 288,414,762.73
  5. Step 5: Solve for x
    x = 288,414,762.73/23,116.77
  6. Step 6: Final answer
    x = 12,476.43

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Half scale
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Double scale
Find fourth proportional to 23,117.77, 34,676.66 and 8,318.62
Similar ratio
Find fourth proportional to 34,675.16, 52,012.73 and 12,476.43
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.