Home / 40,791.30-61,129.52-32,434.22

Finding the Fourth Proportional to 40,791.30, 61,129.52 and 32,434.22

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Solution

The fourth proportional to 40,791.30, 61,129.52 and 32,434.22 is: 48,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791.30 : 61,129.52 = 32,434.22 : x
  2. Step 2: Convert to fraction form
    40,791.30/61,129.52 = 32,434.22/x
  3. Step 3: Cross multiply
    40,791.30x = 61,129.52 × 32,434.22
  4. Step 4: Simplify right side
    40,791.30x = 1,982,688,412.46
  5. Step 5: Solve for x
    x = 1,982,688,412.46/40,791.30
  6. Step 6: Final answer
    x = 48,605.67

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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.