Home / 29,915.04-44,861.34-9,920.82

Finding the Fourth Proportional to 29,915.04, 44,861.34 and 9,920.82

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Solution

The fourth proportional to 29,915.04, 44,861.34 and 9,920.82 is: 14,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.04 : 44,861.34 = 9,920.82 : x
  2. Step 2: Convert to fraction form
    29,915.04/44,861.34 = 9,920.82/x
  3. Step 3: Cross multiply
    29,915.04x = 44,861.34 × 9,920.82
  4. Step 4: Simplify right side
    29,915.04x = 445,061,279.10
  5. Step 5: Solve for x
    x = 445,061,279.10/29,915.04
  6. Step 6: Final answer
    x = 14,877.51

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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.