Home / 42,330.57-63,440.14-23,619.41

Finding the Fourth Proportional to 42,330.57, 63,440.14 and 23,619.41

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Solution

The fourth proportional to 42,330.57, 63,440.14 and 23,619.41 is: 35,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,330.57 : 63,440.14 = 23,619.41 : x
  2. Step 2: Convert to fraction form
    42,330.57/63,440.14 = 23,619.41/x
  3. Step 3: Cross multiply
    42,330.57x = 63,440.14 × 23,619.41
  4. Step 4: Simplify right side
    42,330.57x = 1,498,418,677.12
  5. Step 5: Solve for x
    x = 1,498,418,677.12/42,330.57
  6. Step 6: Final answer
    x = 35,398.03

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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.