Home / 54,780.12-82,182.48-17,342.42

Finding the Fourth Proportional to 54,780.12, 82,182.48 and 17,342.42

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Solution

The fourth proportional to 54,780.12, 82,182.48 and 17,342.42 is: 26,017.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.12 : 82,182.48 = 17,342.42 : x
  2. Step 2: Convert to fraction form
    54,780.12/82,182.48 = 17,342.42/x
  3. Step 3: Cross multiply
    54,780.12x = 82,182.48 × 17,342.42
  4. Step 4: Simplify right side
    54,780.12x = 1,425,243,084.80
  5. Step 5: Solve for x
    x = 1,425,243,084.80/54,780.12
  6. Step 6: Final answer
    x = 26,017.52

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1.5x scale

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.