Home / 27,031.70-40,551.41-8,313.30

Finding the Fourth Proportional to 27,031.70, 40,551.41 and 8,313.30

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Solution

The fourth proportional to 27,031.70, 40,551.41 and 8,313.30 is: 12,471.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.70 : 40,551.41 = 8,313.30 : x
  2. Step 2: Convert to fraction form
    27,031.70/40,551.41 = 8,313.30/x
  3. Step 3: Cross multiply
    27,031.70x = 40,551.41 × 8,313.30
  4. Step 4: Simplify right side
    27,031.70x = 337,116,057.54
  5. Step 5: Solve for x
    x = 337,116,057.54/27,031.70
  6. Step 6: Final answer
    x = 12,471.14

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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.