Home / 49,077.20-67,726.86-27,856.82

Finding the Fourth Proportional to 49,077.20, 67,726.86 and 27,856.82

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Solution

The fourth proportional to 49,077.20, 67,726.86 and 27,856.82 is: 38,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,077.20 : 67,726.86 = 27,856.82 : x
  2. Step 2: Convert to fraction form
    49,077.20/67,726.86 = 27,856.82/x
  3. Step 3: Cross multiply
    49,077.20x = 67,726.86 × 27,856.82
  4. Step 4: Simplify right side
    49,077.20x = 1,886,654,948.19
  5. Step 5: Solve for x
    x = 1,886,654,948.19/49,077.20
  6. Step 6: Final answer
    x = 38,442.60

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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.