Home / 22,817.52-31,470.84-19,636.11

Finding the Fourth Proportional to 22,817.52, 31,470.84 and 19,636.11

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Solution

The fourth proportional to 22,817.52, 31,470.84 and 19,636.11 is: 27,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,817.52 : 31,470.84 = 19,636.11 : x
  2. Step 2: Convert to fraction form
    22,817.52/31,470.84 = 19,636.11/x
  3. Step 3: Cross multiply
    22,817.52x = 31,470.84 × 19,636.11
  4. Step 4: Simplify right side
    22,817.52x = 617,964,876.03
  5. Step 5: Solve for x
    x = 617,964,876.03/22,817.52
  6. Step 6: Final answer
    x = 27,082.91

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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.