Home / 27,209.91-40,805.15-9,676.25

Finding the Fourth Proportional to 27,209.91, 40,805.15 and 9,676.25

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Solution

The fourth proportional to 27,209.91, 40,805.15 and 9,676.25 is: 14,510.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.91 : 40,805.15 = 9,676.25 : x
  2. Step 2: Convert to fraction form
    27,209.91/40,805.15 = 9,676.25/x
  3. Step 3: Cross multiply
    27,209.91x = 40,805.15 × 9,676.25
  4. Step 4: Simplify right side
    27,209.91x = 394,840,832.69
  5. Step 5: Solve for x
    x = 394,840,832.69/27,209.91
  6. Step 6: Final answer
    x = 14,510.92

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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.