Home / 22,184.38-30,614.51-12,112.91

Finding the Fourth Proportional to 22,184.38, 30,614.51 and 12,112.91

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Solution

The fourth proportional to 22,184.38, 30,614.51 and 12,112.91 is: 16,715.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,184.38 : 30,614.51 = 12,112.91 : x
  2. Step 2: Convert to fraction form
    22,184.38/30,614.51 = 12,112.91/x
  3. Step 3: Cross multiply
    22,184.38x = 30,614.51 × 12,112.91
  4. Step 4: Simplify right side
    22,184.38x = 370,830,590.69
  5. Step 5: Solve for x
    x = 370,830,590.69/22,184.38
  6. Step 6: Final answer
    x = 16,715.84

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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.