Home / 47,609.88-71,457.66-25,442.20

Finding the Fourth Proportional to 47,609.88, 71,457.66 and 25,442.20

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Solution

The fourth proportional to 47,609.88, 71,457.66 and 25,442.20 is: 38,186.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,609.88 : 71,457.66 = 25,442.20 : x
  2. Step 2: Convert to fraction form
    47,609.88/71,457.66 = 25,442.20/x
  3. Step 3: Cross multiply
    47,609.88x = 71,457.66 × 25,442.20
  4. Step 4: Simplify right side
    47,609.88x = 1,818,040,077.25
  5. Step 5: Solve for x
    x = 1,818,040,077.25/47,609.88
  6. Step 6: Final answer
    x = 38,186.19

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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.