Home / 41,312.20-57,009.60-22,449.36

Finding the Fourth Proportional to 41,312.20, 57,009.60 and 22,449.36

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Solution

The fourth proportional to 41,312.20, 57,009.60 and 22,449.36 is: 30,979.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,312.20 : 57,009.60 = 22,449.36 : x
  2. Step 2: Convert to fraction form
    41,312.20/57,009.60 = 22,449.36/x
  3. Step 3: Cross multiply
    41,312.20x = 57,009.60 × 22,449.36
  4. Step 4: Simplify right side
    41,312.20x = 1,279,829,033.86
  5. Step 5: Solve for x
    x = 1,279,829,033.86/41,312.20
  6. Step 6: Final answer
    x = 30,979.45

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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.