Home / 27,152.41-37,471.33-15,215.30

Finding the Fourth Proportional to 27,152.41, 37,471.33 and 15,215.30

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Solution

The fourth proportional to 27,152.41, 37,471.33 and 15,215.30 is: 20,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.41 : 37,471.33 = 15,215.30 : x
  2. Step 2: Convert to fraction form
    27,152.41/37,471.33 = 15,215.30/x
  3. Step 3: Cross multiply
    27,152.41x = 37,471.33 × 15,215.30
  4. Step 4: Simplify right side
    27,152.41x = 570,137,527.35
  5. Step 5: Solve for x
    x = 570,137,527.35/27,152.41
  6. Step 6: Final answer
    x = 20,997.68

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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.