Home / 56,418.03-84,632.40-15,891.44

Finding the Fourth Proportional to 56,418.03, 84,632.40 and 15,891.44

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Solution

The fourth proportional to 56,418.03, 84,632.40 and 15,891.44 is: 23,838.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,418.03 : 84,632.40 = 15,891.44 : x
  2. Step 2: Convert to fraction form
    56,418.03/84,632.40 = 15,891.44/x
  3. Step 3: Cross multiply
    56,418.03x = 84,632.40 × 15,891.44
  4. Step 4: Simplify right side
    56,418.03x = 1,344,930,283.49
  5. Step 5: Solve for x
    x = 1,344,930,283.49/56,418.03
  6. Step 6: Final answer
    x = 23,838.66

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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.