Home / 14,012.73-19,336.01-8,346.69

Finding the Fourth Proportional to 14,012.73, 19,336.01 and 8,346.69

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Solution

The fourth proportional to 14,012.73, 19,336.01 and 8,346.69 is: 11,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.73 : 19,336.01 = 8,346.69 : x
  2. Step 2: Convert to fraction form
    14,012.73/19,336.01 = 8,346.69/x
  3. Step 3: Cross multiply
    14,012.73x = 19,336.01 × 8,346.69
  4. Step 4: Simplify right side
    14,012.73x = 161,391,639.57
  5. Step 5: Solve for x
    x = 161,391,639.57/14,012.73
  6. Step 6: Final answer
    x = 11,517.50

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.