Home / 52,387.84-72,321.12-35,708.32

Finding the Fourth Proportional to 52,387.84, 72,321.12 and 35,708.32

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Solution

The fourth proportional to 52,387.84, 72,321.12 and 35,708.32 is: 49,295.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,387.84 : 72,321.12 = 35,708.32 : x
  2. Step 2: Convert to fraction form
    52,387.84/72,321.12 = 35,708.32/x
  3. Step 3: Cross multiply
    52,387.84x = 72,321.12 × 35,708.32
  4. Step 4: Simplify right side
    52,387.84x = 2,582,465,695.72
  5. Step 5: Solve for x
    x = 2,582,465,695.72/52,387.84
  6. Step 6: Final answer
    x = 49,295.14

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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.