Home / 55,656.16-83,476.19-18,217.73

Finding the Fourth Proportional to 55,656.16, 83,476.19 and 18,217.73

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Solution

The fourth proportional to 55,656.16, 83,476.19 and 18,217.73 is: 27,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,656.16 : 83,476.19 = 18,217.73 : x
  2. Step 2: Convert to fraction form
    55,656.16/83,476.19 = 18,217.73/x
  3. Step 3: Cross multiply
    55,656.16x = 83,476.19 × 18,217.73
  4. Step 4: Simplify right side
    55,656.16x = 1,520,746,373.06
  5. Step 5: Solve for x
    x = 1,520,746,373.06/55,656.16
  6. Step 6: Final answer
    x = 27,323.95

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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.