Home / 55,590.30-83,387.88-18,150.08

Finding the Fourth Proportional to 55,590.30, 83,387.88 and 18,150.08

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Solution

The fourth proportional to 55,590.30, 83,387.88 and 18,150.08 is: 27,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.30 : 83,387.88 = 18,150.08 : x
  2. Step 2: Convert to fraction form
    55,590.30/83,387.88 = 18,150.08/x
  3. Step 3: Cross multiply
    55,590.30x = 83,387.88 × 18,150.08
  4. Step 4: Simplify right side
    55,590.30x = 1,513,496,276.09
  5. Step 5: Solve for x
    x = 1,513,496,276.09/55,590.30
  6. Step 6: Final answer
    x = 27,225.91

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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.