Home / 47,521.98-71,290.67-17,942.40

Finding the Fourth Proportional to 47,521.98, 71,290.67 and 17,942.40

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Solution

The fourth proportional to 47,521.98, 71,290.67 and 17,942.40 is: 26,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,521.98 : 71,290.67 = 17,942.40 : x
  2. Step 2: Convert to fraction form
    47,521.98/71,290.67 = 17,942.40/x
  3. Step 3: Cross multiply
    47,521.98x = 71,290.67 × 17,942.40
  4. Step 4: Simplify right side
    47,521.98x = 1,279,125,627.70
  5. Step 5: Solve for x
    x = 1,279,125,627.70/47,521.98
  6. Step 6: Final answer
    x = 26,916.51

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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.