Home / 13,363.92-20,032.65-6,331.50

Finding the Fourth Proportional to 13,363.92, 20,032.65 and 6,331.50

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Solution

The fourth proportional to 13,363.92, 20,032.65 and 6,331.50 is: 9,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.92 : 20,032.65 = 6,331.50 : x
  2. Step 2: Convert to fraction form
    13,363.92/20,032.65 = 6,331.50/x
  3. Step 3: Cross multiply
    13,363.92x = 20,032.65 × 6,331.50
  4. Step 4: Simplify right side
    13,363.92x = 126,836,723.48
  5. Step 5: Solve for x
    x = 126,836,723.48/13,363.92
  6. Step 6: Final answer
    x = 9,490.98

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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.