Home / 27,592.56-38,077.68-15,017.28

Finding the Fourth Proportional to 27,592.56, 38,077.68 and 15,017.28

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Solution

The fourth proportional to 27,592.56, 38,077.68 and 15,017.28 is: 20,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,592.56 : 38,077.68 = 15,017.28 : x
  2. Step 2: Convert to fraction form
    27,592.56/38,077.68 = 15,017.28/x
  3. Step 3: Cross multiply
    27,592.56x = 38,077.68 × 15,017.28
  4. Step 4: Simplify right side
    27,592.56x = 571,823,182.31
  5. Step 5: Solve for x
    x = 571,823,182.31/27,592.56
  6. Step 6: Final answer
    x = 20,723.82

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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.