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Finding the Fourth Proportional to 32,915.40, 49,329.90 and 29,200.20

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Solution

The fourth proportional to 32,915.40, 49,329.90 and 29,200.20 is: 43,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.40 : 49,329.90 = 29,200.20 : x
  2. Step 2: Convert to fraction form
    32,915.40/49,329.90 = 29,200.20/x
  3. Step 3: Cross multiply
    32,915.40x = 49,329.90 × 29,200.20
  4. Step 4: Simplify right side
    32,915.40x = 1,440,442,945.98
  5. Step 5: Solve for x
    x = 1,440,442,945.98/32,915.40
  6. Step 6: Final answer
    x = 43,761.98

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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.