Home / 42,221.96-63,341.97-15,568.02

Finding the Fourth Proportional to 42,221.96, 63,341.97 and 15,568.02

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Solution

The fourth proportional to 42,221.96, 63,341.97 and 15,568.02 is: 23,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,221.96 : 63,341.97 = 15,568.02 : x
  2. Step 2: Convert to fraction form
    42,221.96/63,341.97 = 15,568.02/x
  3. Step 3: Cross multiply
    42,221.96x = 63,341.97 × 15,568.02
  4. Step 4: Simplify right side
    42,221.96x = 986,109,233.04
  5. Step 5: Solve for x
    x = 986,109,233.04/42,221.96
  6. Step 6: Final answer
    x = 23,355.37

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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.