Home / 22,036.38-30,320.10-19,042.62

Finding the Fourth Proportional to 22,036.38, 30,320.10 and 19,042.62

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Solution

The fourth proportional to 22,036.38, 30,320.10 and 19,042.62 is: 26,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,036.38 : 30,320.10 = 19,042.62 : x
  2. Step 2: Convert to fraction form
    22,036.38/30,320.10 = 19,042.62/x
  3. Step 3: Cross multiply
    22,036.38x = 30,320.10 × 19,042.62
  4. Step 4: Simplify right side
    22,036.38x = 577,374,142.66
  5. Step 5: Solve for x
    x = 577,374,142.66/22,036.38
  6. Step 6: Final answer
    x = 26,200.95

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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.