Home / 41,312.70-57,011.52-22,449.78

Finding the Fourth Proportional to 41,312.70, 57,011.52 and 22,449.78

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Solution

The fourth proportional to 41,312.70, 57,011.52 and 22,449.78 is: 30,980.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,312.70 : 57,011.52 = 22,449.78 : x
  2. Step 2: Convert to fraction form
    41,312.70/57,011.52 = 22,449.78/x
  3. Step 3: Cross multiply
    41,312.70x = 57,011.52 × 22,449.78
  4. Step 4: Simplify right side
    41,312.70x = 1,279,896,081.47
  5. Step 5: Solve for x
    x = 1,279,896,081.47/41,312.70
  6. Step 6: Final answer
    x = 30,980.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.