Home / 47,442.33-71,167.56-12,381.96

Finding the Fourth Proportional to 47,442.33, 71,167.56 and 12,381.96

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Solution

The fourth proportional to 47,442.33, 71,167.56 and 12,381.96 is: 18,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442.33 : 71,167.56 = 12,381.96 : x
  2. Step 2: Convert to fraction form
    47,442.33/71,167.56 = 12,381.96/x
  3. Step 3: Cross multiply
    47,442.33x = 71,167.56 × 12,381.96
  4. Step 4: Simplify right side
    47,442.33x = 881,193,881.22
  5. Step 5: Solve for x
    x = 881,193,881.22/47,442.33
  6. Step 6: Final answer
    x = 18,574.00

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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.