Home / 29,930.20-44,895.30-19,432.60

Finding the Fourth Proportional to 29,930.20, 44,895.30 and 19,432.60

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Solution

The fourth proportional to 29,930.20, 44,895.30 and 19,432.60 is: 29,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,930.20 : 44,895.30 = 19,432.60 : x
  2. Step 2: Convert to fraction form
    29,930.20/44,895.30 = 19,432.60/x
  3. Step 3: Cross multiply
    29,930.20x = 44,895.30 × 19,432.60
  4. Step 4: Simplify right side
    29,930.20x = 872,432,406.78
  5. Step 5: Solve for x
    x = 872,432,406.78/29,930.20
  6. Step 6: Final answer
    x = 29,148.90

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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.