Home / 24,729.67-34,126.98-13,399.16

Finding the Fourth Proportional to 24,729.67, 34,126.98 and 13,399.16

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Solution

The fourth proportional to 24,729.67, 34,126.98 and 13,399.16 is: 18,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,729.67 : 34,126.98 = 13,399.16 : x
  2. Step 2: Convert to fraction form
    24,729.67/34,126.98 = 13,399.16/x
  3. Step 3: Cross multiply
    24,729.67x = 34,126.98 × 13,399.16
  4. Step 4: Simplify right side
    24,729.67x = 457,272,865.34
  5. Step 5: Solve for x
    x = 457,272,865.34/24,729.67
  6. Step 6: Final answer
    x = 18,490.86

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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.