Home / 54,221.40-81,266.49-24,609.42

Finding the Fourth Proportional to 54,221.40, 81,266.49 and 24,609.42

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Solution

The fourth proportional to 54,221.40, 81,266.49 and 24,609.42 is: 36,884.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,221.40 : 81,266.49 = 24,609.42 : x
  2. Step 2: Convert to fraction form
    54,221.40/81,266.49 = 24,609.42/x
  3. Step 3: Cross multiply
    54,221.40x = 81,266.49 × 24,609.42
  4. Step 4: Simplify right side
    54,221.40x = 1,999,921,184.34
  5. Step 5: Solve for x
    x = 1,999,921,184.34/54,221.40
  6. Step 6: Final answer
    x = 36,884.35

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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.