Home / 56,715.89-85,067.35-15,166.13

Finding the Fourth Proportional to 56,715.89, 85,067.35 and 15,166.13

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Solution

The fourth proportional to 56,715.89, 85,067.35 and 15,166.13 is: 22,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,715.89 : 85,067.35 = 15,166.13 : x
  2. Step 2: Convert to fraction form
    56,715.89/85,067.35 = 15,166.13/x
  3. Step 3: Cross multiply
    56,715.89x = 85,067.35 × 15,166.13
  4. Step 4: Simplify right side
    56,715.89x = 1,290,142,488.86
  5. Step 5: Solve for x
    x = 1,290,142,488.86/56,715.89
  6. Step 6: Final answer
    x = 22,747.46

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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.