Home / 56,428.42-84,635.71-32,748.85

Finding the Fourth Proportional to 56,428.42, 84,635.71 and 32,748.85

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Solution

The fourth proportional to 56,428.42, 84,635.71 and 32,748.85 is: 49,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,428.42 : 84,635.71 = 32,748.85 : x
  2. Step 2: Convert to fraction form
    56,428.42/84,635.71 = 32,748.85/x
  3. Step 3: Cross multiply
    56,428.42x = 84,635.71 × 32,748.85
  4. Step 4: Simplify right side
    56,428.42x = 2,771,722,171.43
  5. Step 5: Solve for x
    x = 2,771,722,171.43/56,428.42
  6. Step 6: Final answer
    x = 49,119.26

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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.