Home / 27,826.14-38,401.88-15,250.88

Finding the Fourth Proportional to 27,826.14, 38,401.88 and 15,250.88

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Solution

The fourth proportional to 27,826.14, 38,401.88 and 15,250.88 is: 21,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.14 : 38,401.88 = 15,250.88 : x
  2. Step 2: Convert to fraction form
    27,826.14/38,401.88 = 15,250.88/x
  3. Step 3: Cross multiply
    27,826.14x = 38,401.88 × 15,250.88
  4. Step 4: Simplify right side
    27,826.14x = 585,662,463.65
  5. Step 5: Solve for x
    x = 585,662,463.65/27,826.14
  6. Step 6: Final answer
    x = 21,047.20

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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.