Home / 48,882.43-67,449.54-28,468.81

Finding the Fourth Proportional to 48,882.43, 67,449.54 and 28,468.81

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Solution

The fourth proportional to 48,882.43, 67,449.54 and 28,468.81 is: 39,282.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,882.43 : 67,449.54 = 28,468.81 : x
  2. Step 2: Convert to fraction form
    48,882.43/67,449.54 = 28,468.81/x
  3. Step 3: Cross multiply
    48,882.43x = 67,449.54 × 28,468.81
  4. Step 4: Simplify right side
    48,882.43x = 1,920,208,138.85
  5. Step 5: Solve for x
    x = 1,920,208,138.85/48,882.43
  6. Step 6: Final answer
    x = 39,282.17

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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.