Home / 29,808.20-41,175.14-20,885.24

Finding the Fourth Proportional to 29,808.20, 41,175.14 and 20,885.24

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Solution

The fourth proportional to 29,808.20, 41,175.14 and 20,885.24 is: 28,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,808.20 : 41,175.14 = 20,885.24 : x
  2. Step 2: Convert to fraction form
    29,808.20/41,175.14 = 20,885.24/x
  3. Step 3: Cross multiply
    29,808.20x = 41,175.14 × 20,885.24
  4. Step 4: Simplify right side
    29,808.20x = 859,952,370.63
  5. Step 5: Solve for x
    x = 859,952,370.63/29,808.20
  6. Step 6: Final answer
    x = 28,849.53

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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.