Home / 29,915.78-41,283.60-16,487.04

Finding the Fourth Proportional to 29,915.78, 41,283.60 and 16,487.04

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Solution

The fourth proportional to 29,915.78, 41,283.60 and 16,487.04 is: 22,752.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.78 : 41,283.60 = 16,487.04 : x
  2. Step 2: Convert to fraction form
    29,915.78/41,283.60 = 16,487.04/x
  3. Step 3: Cross multiply
    29,915.78x = 41,283.60 × 16,487.04
  4. Step 4: Simplify right side
    29,915.78x = 680,644,503.90
  5. Step 5: Solve for x
    x = 680,644,503.90/29,915.78
  6. Step 6: Final answer
    x = 22,752.02

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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.