Home / 56,891.61-85,337.49-19,452.06

Finding the Fourth Proportional to 56,891.61, 85,337.49 and 19,452.06

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Solution

The fourth proportional to 56,891.61, 85,337.49 and 19,452.06 is: 29,178.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,891.61 : 85,337.49 = 19,452.06 : x
  2. Step 2: Convert to fraction form
    56,891.61/85,337.49 = 19,452.06/x
  3. Step 3: Cross multiply
    56,891.61x = 85,337.49 × 19,452.06
  4. Step 4: Simplify right side
    56,891.61x = 1,659,989,975.73
  5. Step 5: Solve for x
    x = 1,659,989,975.73/56,891.61
  6. Step 6: Final answer
    x = 29,178.12

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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.