Home / 22,729.26-34,108.09-8,690.47

Finding the Fourth Proportional to 22,729.26, 34,108.09 and 8,690.47

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Solution

The fourth proportional to 22,729.26, 34,108.09 and 8,690.47 is: 13,041.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729.26 : 34,108.09 = 8,690.47 : x
  2. Step 2: Convert to fraction form
    22,729.26/34,108.09 = 8,690.47/x
  3. Step 3: Cross multiply
    22,729.26x = 34,108.09 × 8,690.47
  4. Step 4: Simplify right side
    22,729.26x = 296,415,332.90
  5. Step 5: Solve for x
    x = 296,415,332.90/22,729.26
  6. Step 6: Final answer
    x = 13,041.13

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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.