Home / 27,529.12-37,920.72-22,209.04

Finding the Fourth Proportional to 27,529.12, 37,920.72 and 22,209.04

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Solution

The fourth proportional to 27,529.12, 37,920.72 and 22,209.04 is: 30,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,529.12 : 37,920.72 = 22,209.04 : x
  2. Step 2: Convert to fraction form
    27,529.12/37,920.72 = 22,209.04/x
  3. Step 3: Cross multiply
    27,529.12x = 37,920.72 × 22,209.04
  4. Step 4: Simplify right side
    27,529.12x = 842,182,787.31
  5. Step 5: Solve for x
    x = 842,182,787.31/27,529.12
  6. Step 6: Final answer
    x = 30,592.43

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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.