Home / 48,300.14-66,658.56-28,155.44

Finding the Fourth Proportional to 48,300.14, 66,658.56 and 28,155.44

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Solution

The fourth proportional to 48,300.14, 66,658.56 and 28,155.44 is: 38,857.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,300.14 : 66,658.56 = 28,155.44 : x
  2. Step 2: Convert to fraction form
    48,300.14/66,658.56 = 28,155.44/x
  3. Step 3: Cross multiply
    48,300.14x = 66,658.56 × 28,155.44
  4. Step 4: Simplify right side
    48,300.14x = 1,876,801,086.57
  5. Step 5: Solve for x
    x = 1,876,801,086.57/48,300.14
  6. Step 6: Final answer
    x = 38,857.05

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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.