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Finding the Fourth Proportional to 29,010.50, 40,034.53 and 16,436.10

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Solution

The fourth proportional to 29,010.50, 40,034.53 and 16,436.10 is: 22,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,010.50 : 40,034.53 = 16,436.10 : x
  2. Step 2: Convert to fraction form
    29,010.50/40,034.53 = 16,436.10/x
  3. Step 3: Cross multiply
    29,010.50x = 40,034.53 × 16,436.10
  4. Step 4: Simplify right side
    29,010.50x = 658,011,538.53
  5. Step 5: Solve for x
    x = 658,011,538.53/29,010.50
  6. Step 6: Final answer
    x = 22,681.84

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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.