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Finding the Fourth Proportional to 52,398.01, 72,309.24 and 28,524.68

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Solution

The fourth proportional to 52,398.01, 72,309.24 and 28,524.68 is: 39,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,398.01 : 72,309.24 = 28,524.68 : x
  2. Step 2: Convert to fraction form
    52,398.01/72,309.24 = 28,524.68/x
  3. Step 3: Cross multiply
    52,398.01x = 72,309.24 × 28,524.68
  4. Step 4: Simplify right side
    52,398.01x = 2,062,598,045.03
  5. Step 5: Solve for x
    x = 2,062,598,045.03/52,398.01
  6. Step 6: Final answer
    x = 39,364.05

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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.