Home / 34,531.11-47,651.88-19,424.61

Finding the Fourth Proportional to 34,531.11, 47,651.88 and 19,424.61

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Solution

The fourth proportional to 34,531.11, 47,651.88 and 19,424.61 is: 26,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,531.11 : 47,651.88 = 19,424.61 : x
  2. Step 2: Convert to fraction form
    34,531.11/47,651.88 = 19,424.61/x
  3. Step 3: Cross multiply
    34,531.11x = 47,651.88 × 19,424.61
  4. Step 4: Simplify right side
    34,531.11x = 925,619,184.77
  5. Step 5: Solve for x
    x = 925,619,184.77/34,531.11
  6. Step 6: Final answer
    x = 26,805.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.