Home / 27,125.32-37,432.07-15,025.30

Finding the Fourth Proportional to 27,125.32, 37,432.07 and 15,025.30

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Solution

The fourth proportional to 27,125.32, 37,432.07 and 15,025.30 is: 20,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,125.32 : 37,432.07 = 15,025.30 : x
  2. Step 2: Convert to fraction form
    27,125.32/37,432.07 = 15,025.30/x
  3. Step 3: Cross multiply
    27,125.32x = 37,432.07 × 15,025.30
  4. Step 4: Simplify right side
    27,125.32x = 562,428,006.24
  5. Step 5: Solve for x
    x = 562,428,006.24/27,125.32
  6. Step 6: Final answer
    x = 20,734.43

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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.