Home / 41,420.32-57,159.36-22,557.04

Finding the Fourth Proportional to 41,420.32, 57,159.36 and 22,557.04

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Solution

The fourth proportional to 41,420.32, 57,159.36 and 22,557.04 is: 31,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.32 : 57,159.36 = 22,557.04 : x
  2. Step 2: Convert to fraction form
    41,420.32/57,159.36 = 22,557.04/x
  3. Step 3: Cross multiply
    41,420.32x = 57,159.36 × 22,557.04
  4. Step 4: Simplify right side
    41,420.32x = 1,289,345,969.89
  5. Step 5: Solve for x
    x = 1,289,345,969.89/41,420.32
  6. Step 6: Final answer
    x = 31,128.34

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Similar ratio
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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.