Home / 15,651.66-23,485.14-6,885.48

Finding the Fourth Proportional to 15,651.66, 23,485.14 and 6,885.48

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Solution

The fourth proportional to 15,651.66, 23,485.14 and 6,885.48 is: 10,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651.66 : 23,485.14 = 6,885.48 : x
  2. Step 2: Convert to fraction form
    15,651.66/23,485.14 = 6,885.48/x
  3. Step 3: Cross multiply
    15,651.66x = 23,485.14 × 6,885.48
  4. Step 4: Simplify right side
    15,651.66x = 161,706,461.77
  5. Step 5: Solve for x
    x = 161,706,461.77/15,651.66
  6. Step 6: Final answer
    x = 10,331.59

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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.