Home / 27,543.06-38,007.92-15,606.14

Finding the Fourth Proportional to 27,543.06, 38,007.92 and 15,606.14

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Solution

The fourth proportional to 27,543.06, 38,007.92 and 15,606.14 is: 21,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,543.06 : 38,007.92 = 15,606.14 : x
  2. Step 2: Convert to fraction form
    27,543.06/38,007.92 = 15,606.14/x
  3. Step 3: Cross multiply
    27,543.06x = 38,007.92 × 15,606.14
  4. Step 4: Simplify right side
    27,543.06x = 593,156,652.56
  5. Step 5: Solve for x
    x = 593,156,652.56/27,543.06
  6. Step 6: Final answer
    x = 21,535.61

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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.