Home / 48,634.68-67,132.61-28,498.08

Finding the Fourth Proportional to 48,634.68, 67,132.61 and 28,498.08

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Solution

The fourth proportional to 48,634.68, 67,132.61 and 28,498.08 is: 39,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.68 : 67,132.61 = 28,498.08 : x
  2. Step 2: Convert to fraction form
    48,634.68/67,132.61 = 28,498.08/x
  3. Step 3: Cross multiply
    48,634.68x = 67,132.61 × 28,498.08
  4. Step 4: Simplify right side
    48,634.68x = 1,913,150,490.39
  5. Step 5: Solve for x
    x = 1,913,150,490.39/48,634.68
  6. Step 6: Final answer
    x = 39,337.17

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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.