Home / 24,915.40-34,337.22-21,126.44

Finding the Fourth Proportional to 24,915.40, 34,337.22 and 21,126.44

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Solution

The fourth proportional to 24,915.40, 34,337.22 and 21,126.44 is: 29,115.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,915.40 : 34,337.22 = 21,126.44 : x
  2. Step 2: Convert to fraction form
    24,915.40/34,337.22 = 21,126.44/x
  3. Step 3: Cross multiply
    24,915.40x = 34,337.22 × 21,126.44
  4. Step 4: Simplify right side
    24,915.40x = 725,423,218.10
  5. Step 5: Solve for x
    x = 725,423,218.10/24,915.40
  6. Step 6: Final answer
    x = 29,115.46

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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.