Home / 48,830.96-67,387.06-28,425.18

Finding the Fourth Proportional to 48,830.96, 67,387.06 and 28,425.18

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Solution

The fourth proportional to 48,830.96, 67,387.06 and 28,425.18 is: 39,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,830.96 : 67,387.06 = 28,425.18 : x
  2. Step 2: Convert to fraction form
    48,830.96/67,387.06 = 28,425.18/x
  3. Step 3: Cross multiply
    48,830.96x = 67,387.06 × 28,425.18
  4. Step 4: Simplify right side
    48,830.96x = 1,915,489,310.17
  5. Step 5: Solve for x
    x = 1,915,489,310.17/48,830.96
  6. Step 6: Final answer
    x = 39,226.94

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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.