Home / 22,920.57-34,369.52-8,127.27

Finding the Fourth Proportional to 22,920.57, 34,369.52 and 8,127.27

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Solution

The fourth proportional to 22,920.57, 34,369.52 and 8,127.27 is: 12,186.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,920.57 : 34,369.52 = 8,127.27 : x
  2. Step 2: Convert to fraction form
    22,920.57/34,369.52 = 8,127.27/x
  3. Step 3: Cross multiply
    22,920.57x = 34,369.52 × 8,127.27
  4. Step 4: Simplify right side
    22,920.57x = 279,330,328.17
  5. Step 5: Solve for x
    x = 279,330,328.17/22,920.57
  6. Step 6: Final answer
    x = 12,186.88

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1.5x scale

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.