Home / 27,219.92-37,562.28-15,283.04

Finding the Fourth Proportional to 27,219.92, 37,562.28 and 15,283.04

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Solution

The fourth proportional to 27,219.92, 37,562.28 and 15,283.04 is: 21,089.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219.92 : 37,562.28 = 15,283.04 : x
  2. Step 2: Convert to fraction form
    27,219.92/37,562.28 = 15,283.04/x
  3. Step 3: Cross multiply
    27,219.92x = 37,562.28 × 15,283.04
  4. Step 4: Simplify right side
    27,219.92x = 574,065,827.73
  5. Step 5: Solve for x
    x = 574,065,827.73/27,219.92
  6. Step 6: Final answer
    x = 21,089.92

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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.