Home / 13,348.56-20,010.45-6,331.87

Finding the Fourth Proportional to 13,348.56, 20,010.45 and 6,331.87

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Solution

The fourth proportional to 13,348.56, 20,010.45 and 6,331.87 is: 9,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.56 : 20,010.45 = 6,331.87 : x
  2. Step 2: Convert to fraction form
    13,348.56/20,010.45 = 6,331.87/x
  3. Step 3: Cross multiply
    13,348.56x = 20,010.45 × 6,331.87
  4. Step 4: Simplify right side
    13,348.56x = 126,703,467.99
  5. Step 5: Solve for x
    x = 126,703,467.99/13,348.56
  6. Step 6: Final answer
    x = 9,491.92

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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.