Home / 45,654.75-68,387.80-26,876.92

Finding the Fourth Proportional to 45,654.75, 68,387.80 and 26,876.92

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Solution

The fourth proportional to 45,654.75, 68,387.80 and 26,876.92 is: 40,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654.75 : 68,387.80 = 26,876.92 : x
  2. Step 2: Convert to fraction form
    45,654.75/68,387.80 = 26,876.92/x
  3. Step 3: Cross multiply
    45,654.75x = 68,387.80 × 26,876.92
  4. Step 4: Simplify right side
    45,654.75x = 1,838,053,429.58
  5. Step 5: Solve for x
    x = 1,838,053,429.58/45,654.75
  6. Step 6: Final answer
    x = 40,259.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.