Home / 25,546.23-38,313.27-8,013.78

Finding the Fourth Proportional to 25,546.23, 38,313.27 and 8,013.78

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Solution

The fourth proportional to 25,546.23, 38,313.27 and 8,013.78 is: 12,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,546.23 : 38,313.27 = 8,013.78 : x
  2. Step 2: Convert to fraction form
    25,546.23/38,313.27 = 8,013.78/x
  3. Step 3: Cross multiply
    25,546.23x = 38,313.27 × 8,013.78
  4. Step 4: Simplify right side
    25,546.23x = 307,034,116.86
  5. Step 5: Solve for x
    x = 307,034,116.86/25,546.23
  6. Step 6: Final answer
    x = 12,018.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.