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Finding the Fourth Proportional to 69,379.80, 104,005.89 and 24,995.70

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Solution

The fourth proportional to 69,379.80, 104,005.89 and 24,995.70 is: 37,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,379.80 : 104,005.89 = 24,995.70 : x
  2. Step 2: Convert to fraction form
    69,379.80/104,005.89 = 24,995.70/x
  3. Step 3: Cross multiply
    69,379.80x = 104,005.89 × 24,995.70
  4. Step 4: Simplify right side
    69,379.80x = 2,599,700,024.67
  5. Step 5: Solve for x
    x = 2,599,700,024.67/69,379.80
  6. Step 6: Final answer
    x = 37,470.56

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1.5x scale

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.