Home / 54,834.04-82,251.54-13,281.08

Finding the Fourth Proportional to 54,834.04, 82,251.54 and 13,281.08

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Solution

The fourth proportional to 54,834.04, 82,251.54 and 13,281.08 is: 19,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,834.04 : 82,251.54 = 13,281.08 : x
  2. Step 2: Convert to fraction form
    54,834.04/82,251.54 = 13,281.08/x
  3. Step 3: Cross multiply
    54,834.04x = 82,251.54 × 13,281.08
  4. Step 4: Simplify right side
    54,834.04x = 1,092,389,282.86
  5. Step 5: Solve for x
    x = 1,092,389,282.86/54,834.04
  6. Step 6: Final answer
    x = 19,921.74

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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.