Home / 27,600.46-38,088.87-15,025.18

Finding the Fourth Proportional to 27,600.46, 38,088.87 and 15,025.18

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Solution

The fourth proportional to 27,600.46, 38,088.87 and 15,025.18 is: 20,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,600.46 : 38,088.87 = 15,025.18 : x
  2. Step 2: Convert to fraction form
    27,600.46/38,088.87 = 15,025.18/x
  3. Step 3: Cross multiply
    27,600.46x = 38,088.87 × 15,025.18
  4. Step 4: Simplify right side
    27,600.46x = 572,292,127.75
  5. Step 5: Solve for x
    x = 572,292,127.75/27,600.46
  6. Step 6: Final answer
    x = 20,734.88

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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.