Home / 48,928.19-67,496.20-28,772.24

Finding the Fourth Proportional to 48,928.19, 67,496.20 and 28,772.24

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Solution

The fourth proportional to 48,928.19, 67,496.20 and 28,772.24 is: 39,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,928.19 : 67,496.20 = 28,772.24 : x
  2. Step 2: Convert to fraction form
    48,928.19/67,496.20 = 28,772.24/x
  3. Step 3: Cross multiply
    48,928.19x = 67,496.20 × 28,772.24
  4. Step 4: Simplify right side
    48,928.19x = 1,942,016,456.08
  5. Step 5: Solve for x
    x = 1,942,016,456.08/48,928.19
  6. Step 6: Final answer
    x = 39,691.16

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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.