Home / 48,609.47-67,079.85-28,195.14

Finding the Fourth Proportional to 48,609.47, 67,079.85 and 28,195.14

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Solution

The fourth proportional to 48,609.47, 67,079.85 and 28,195.14 is: 38,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,609.47 : 67,079.85 = 28,195.14 : x
  2. Step 2: Convert to fraction form
    48,609.47/67,079.85 = 28,195.14/x
  3. Step 3: Cross multiply
    48,609.47x = 67,079.85 × 28,195.14
  4. Step 4: Simplify right side
    48,609.47x = 1,891,325,530.42
  5. Step 5: Solve for x
    x = 1,891,325,530.42/48,609.47
  6. Step 6: Final answer
    x = 38,908.58

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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.