Home / 49,079.28-67,730.52-27,856.56

Finding the Fourth Proportional to 49,079.28, 67,730.52 and 27,856.56

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Solution

The fourth proportional to 49,079.28, 67,730.52 and 27,856.56 is: 38,442.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,079.28 : 67,730.52 = 27,856.56 : x
  2. Step 2: Convert to fraction form
    49,079.28/67,730.52 = 27,856.56/x
  3. Step 3: Cross multiply
    49,079.28x = 67,730.52 × 27,856.56
  4. Step 4: Simplify right side
    49,079.28x = 1,886,739,294.21
  5. Step 5: Solve for x
    x = 1,886,739,294.21/49,079.28
  6. Step 6: Final answer
    x = 38,442.68

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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.