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Finding the Fourth Proportional to 29,156.80, 43,735.20 and 26,737.60

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Solution

The fourth proportional to 29,156.80, 43,735.20 and 26,737.60 is: 40,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.80 : 43,735.20 = 26,737.60 : x
  2. Step 2: Convert to fraction form
    29,156.80/43,735.20 = 26,737.60/x
  3. Step 3: Cross multiply
    29,156.80x = 43,735.20 × 26,737.60
  4. Step 4: Simplify right side
    29,156.80x = 1,169,374,283.52
  5. Step 5: Solve for x
    x = 1,169,374,283.52/29,156.80
  6. Step 6: Final answer
    x = 40,106.40

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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.