Home / 51,454.72-77,191.26-18,194.10

Finding the Fourth Proportional to 51,454.72, 77,191.26 and 18,194.10

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Solution

The fourth proportional to 51,454.72, 77,191.26 and 18,194.10 is: 27,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,454.72 : 77,191.26 = 18,194.10 : x
  2. Step 2: Convert to fraction form
    51,454.72/77,191.26 = 18,194.10/x
  3. Step 3: Cross multiply
    51,454.72x = 77,191.26 × 18,194.10
  4. Step 4: Simplify right side
    51,454.72x = 1,404,425,503.57
  5. Step 5: Solve for x
    x = 1,404,425,503.57/51,454.72
  6. Step 6: Final answer
    x = 27,294.40

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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.