Home / 52,405.93-72,318.24-28,532.12

Finding the Fourth Proportional to 52,405.93, 72,318.24 and 28,532.12

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Solution

The fourth proportional to 52,405.93, 72,318.24 and 28,532.12 is: 39,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,405.93 : 72,318.24 = 28,532.12 : x
  2. Step 2: Convert to fraction form
    52,405.93/72,318.24 = 28,532.12/x
  3. Step 3: Cross multiply
    52,405.93x = 72,318.24 × 28,532.12
  4. Step 4: Simplify right side
    52,405.93x = 2,063,392,882.66
  5. Step 5: Solve for x
    x = 2,063,392,882.66/52,405.93
  6. Step 6: Final answer
    x = 39,373.27

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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.