Home / 43,240.28-64,743.17-22,420.04

Finding the Fourth Proportional to 43,240.28, 64,743.17 and 22,420.04

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Solution

The fourth proportional to 43,240.28, 64,743.17 and 22,420.04 is: 33,569.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,240.28 : 64,743.17 = 22,420.04 : x
  2. Step 2: Convert to fraction form
    43,240.28/64,743.17 = 22,420.04/x
  3. Step 3: Cross multiply
    43,240.28x = 64,743.17 × 22,420.04
  4. Step 4: Simplify right side
    43,240.28x = 1,451,544,025.31
  5. Step 5: Solve for x
    x = 1,451,544,025.31/43,240.28
  6. Step 6: Final answer
    x = 33,569.26

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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.