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Finding the Fourth Proportional to 52,369.74, 72,270.12 and 29,713.16

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Solution

The fourth proportional to 52,369.74, 72,270.12 and 29,713.16 is: 41,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,369.74 : 72,270.12 = 29,713.16 : x
  2. Step 2: Convert to fraction form
    52,369.74/72,270.12 = 29,713.16/x
  3. Step 3: Cross multiply
    52,369.74x = 72,270.12 × 29,713.16
  4. Step 4: Simplify right side
    52,369.74x = 2,147,373,930.88
  5. Step 5: Solve for x
    x = 2,147,373,930.88/52,369.74
  6. Step 6: Final answer
    x = 41,004.10

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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.