Home / 22,112.14-30,521.19-17,666.86

Finding the Fourth Proportional to 22,112.14, 30,521.19 and 17,666.86

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Solution

The fourth proportional to 22,112.14, 30,521.19 and 17,666.86 is: 24,385.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.14 : 30,521.19 = 17,666.86 : x
  2. Step 2: Convert to fraction form
    22,112.14/30,521.19 = 17,666.86/x
  3. Step 3: Cross multiply
    22,112.14x = 30,521.19 × 17,666.86
  4. Step 4: Simplify right side
    22,112.14x = 539,213,590.76
  5. Step 5: Solve for x
    x = 539,213,590.76/22,112.14
  6. Step 6: Final answer
    x = 24,385.41

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1.5x scale

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.