Home / 52,342.53-72,232.01-28,469.21

Finding the Fourth Proportional to 52,342.53, 72,232.01 and 28,469.21

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Solution

The fourth proportional to 52,342.53, 72,232.01 and 28,469.21 is: 39,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,342.53 : 72,232.01 = 28,469.21 : x
  2. Step 2: Convert to fraction form
    52,342.53/72,232.01 = 28,469.21/x
  3. Step 3: Cross multiply
    52,342.53x = 72,232.01 × 28,469.21
  4. Step 4: Simplify right side
    52,342.53x = 2,056,387,864.67
  5. Step 5: Solve for x
    x = 2,056,387,864.67/52,342.53
  6. Step 6: Final answer
    x = 39,287.13

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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.