Home / 48,882.13-67,433.85-28,738.04

Finding the Fourth Proportional to 48,882.13, 67,433.85 and 28,738.04

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Solution

The fourth proportional to 48,882.13, 67,433.85 and 28,738.04 is: 39,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,882.13 : 67,433.85 = 28,738.04 : x
  2. Step 2: Convert to fraction form
    48,882.13/67,433.85 = 28,738.04/x
  3. Step 3: Cross multiply
    48,882.13x = 67,433.85 × 28,738.04
  4. Step 4: Simplify right side
    48,882.13x = 1,937,916,341.48
  5. Step 5: Solve for x
    x = 1,937,916,341.48/48,882.13
  6. Step 6: Final answer
    x = 39,644.68

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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.