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Finding the Fourth Proportional to 44,879.98, 67,332.45 and 19,581.70

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Solution

The fourth proportional to 44,879.98, 67,332.45 and 19,581.70 is: 29,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,879.98 : 67,332.45 = 19,581.70 : x
  2. Step 2: Convert to fraction form
    44,879.98/67,332.45 = 19,581.70/x
  3. Step 3: Cross multiply
    44,879.98x = 67,332.45 × 19,581.70
  4. Step 4: Simplify right side
    44,879.98x = 1,318,483,836.17
  5. Step 5: Solve for x
    x = 1,318,483,836.17/44,879.98
  6. Step 6: Final answer
    x = 29,378.00

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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.