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Finding the Fourth Proportional to 52,575.78, 72,553.62 and 29,914.28

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Solution

The fourth proportional to 52,575.78, 72,553.62 and 29,914.28 is: 41,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,575.78 : 72,553.62 = 29,914.28 : x
  2. Step 2: Convert to fraction form
    52,575.78/72,553.62 = 29,914.28/x
  3. Step 3: Cross multiply
    52,575.78x = 72,553.62 × 29,914.28
  4. Step 4: Simplify right side
    52,575.78x = 2,170,389,303.69
  5. Step 5: Solve for x
    x = 2,170,389,303.69/52,575.78
  6. Step 6: Final answer
    x = 41,281.16

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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.