Home / 27,600.32-38,088.60-15,025.04

Finding the Fourth Proportional to 27,600.32, 38,088.60 and 15,025.04

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Solution

The fourth proportional to 27,600.32, 38,088.60 and 15,025.04 is: 20,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,600.32 : 38,088.60 = 15,025.04 : x
  2. Step 2: Convert to fraction form
    27,600.32/38,088.60 = 15,025.04/x
  3. Step 3: Cross multiply
    27,600.32x = 38,088.60 × 15,025.04
  4. Step 4: Simplify right side
    27,600.32x = 572,282,738.54
  5. Step 5: Solve for x
    x = 572,282,738.54/27,600.32
  6. Step 6: Final answer
    x = 20,734.64

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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.