Home / 10,732.24-14,777.92-9,519.80

Finding the Fourth Proportional to 10,732.24, 14,777.92 and 9,519.80

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Solution

The fourth proportional to 10,732.24, 14,777.92 and 9,519.80 is: 13,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,732.24 : 14,777.92 = 9,519.80 : x
  2. Step 2: Convert to fraction form
    10,732.24/14,777.92 = 9,519.80/x
  3. Step 3: Cross multiply
    10,732.24x = 14,777.92 × 9,519.80
  4. Step 4: Simplify right side
    10,732.24x = 140,682,842.82
  5. Step 5: Solve for x
    x = 140,682,842.82/10,732.24
  6. Step 6: Final answer
    x = 13,108.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.