Home / 48,807.28-73,209.08-13,746

Finding the Fourth Proportional to 48,807.28, 73,209.08 and 13,746

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Solution

The fourth proportional to 48,807.28, 73,209.08 and 13,746 is: 20,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,807.28 : 73,209.08 = 13,746 : x
  2. Step 2: Convert to fraction form
    48,807.28/73,209.08 = 13,746/x
  3. Step 3: Cross multiply
    48,807.28x = 73,209.08 × 13,746
  4. Step 4: Simplify right side
    48,807.28x = 1,006,332,013.68
  5. Step 5: Solve for x
    x = 1,006,332,013.68/48,807.28
  6. Step 6: Final answer
    x = 20,618.48

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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.