Home / 56,785.50-85,179.87-15,232.50

Finding the Fourth Proportional to 56,785.50, 85,179.87 and 15,232.50

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Solution

The fourth proportional to 56,785.50, 85,179.87 and 15,232.50 is: 22,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,785.50 : 85,179.87 = 15,232.50 : x
  2. Step 2: Convert to fraction form
    56,785.50/85,179.87 = 15,232.50/x
  3. Step 3: Cross multiply
    56,785.50x = 85,179.87 × 15,232.50
  4. Step 4: Simplify right side
    56,785.50x = 1,297,502,369.78
  5. Step 5: Solve for x
    x = 1,297,502,369.78/56,785.50
  6. Step 6: Final answer
    x = 22,849.18

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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.