Home / 51,388.89-77,092.17-17,653.29

Finding the Fourth Proportional to 51,388.89, 77,092.17 and 17,653.29

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Solution

The fourth proportional to 51,388.89, 77,092.17 and 17,653.29 is: 26,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388.89 : 77,092.17 = 17,653.29 : x
  2. Step 2: Convert to fraction form
    51,388.89/77,092.17 = 17,653.29/x
  3. Step 3: Cross multiply
    51,388.89x = 77,092.17 × 17,653.29
  4. Step 4: Simplify right side
    51,388.89x = 1,360,930,433.74
  5. Step 5: Solve for x
    x = 1,360,930,433.74/51,388.89
  6. Step 6: Final answer
    x = 26,482.97

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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.