Home / 48,288.24-66,631.68-28,151.64

Finding the Fourth Proportional to 48,288.24, 66,631.68 and 28,151.64

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Solution

The fourth proportional to 48,288.24, 66,631.68 and 28,151.64 is: 38,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,288.24 : 66,631.68 = 28,151.64 : x
  2. Step 2: Convert to fraction form
    48,288.24/66,631.68 = 28,151.64/x
  3. Step 3: Cross multiply
    48,288.24x = 66,631.68 × 28,151.64
  4. Step 4: Simplify right side
    48,288.24x = 1,875,791,067.96
  5. Step 5: Solve for x
    x = 1,875,791,067.96/48,288.24
  6. Step 6: Final answer
    x = 38,845.71

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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.