Home / 40,172.49-60,180.30-19,082.52

Finding the Fourth Proportional to 40,172.49, 60,180.30 and 19,082.52

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Solution

The fourth proportional to 40,172.49, 60,180.30 and 19,082.52 is: 28,586.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172.49 : 60,180.30 = 19,082.52 : x
  2. Step 2: Convert to fraction form
    40,172.49/60,180.30 = 19,082.52/x
  3. Step 3: Cross multiply
    40,172.49x = 60,180.30 × 19,082.52
  4. Step 4: Simplify right side
    40,172.49x = 1,148,391,778.36
  5. Step 5: Solve for x
    x = 1,148,391,778.36/40,172.49
  6. Step 6: Final answer
    x = 28,586.52

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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.