Home / 41,805.16-62,709.08-12,220.48

Finding the Fourth Proportional to 41,805.16, 62,709.08 and 12,220.48

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Solution

The fourth proportional to 41,805.16, 62,709.08 and 12,220.48 is: 18,331.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,805.16 : 62,709.08 = 12,220.48 : x
  2. Step 2: Convert to fraction form
    41,805.16/62,709.08 = 12,220.48/x
  3. Step 3: Cross multiply
    41,805.16x = 62,709.08 × 12,220.48
  4. Step 4: Simplify right side
    41,805.16x = 766,335,057.96
  5. Step 5: Solve for x
    x = 766,335,057.96/41,805.16
  6. Step 6: Final answer
    x = 18,331.11

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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.