Home / 41,228.48-61,849.56-13,520

Finding the Fourth Proportional to 41,228.48, 61,849.56 and 13,520

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Solution

The fourth proportional to 41,228.48, 61,849.56 and 13,520 is: 20,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,228.48 : 61,849.56 = 13,520 : x
  2. Step 2: Convert to fraction form
    41,228.48/61,849.56 = 13,520/x
  3. Step 3: Cross multiply
    41,228.48x = 61,849.56 × 13,520
  4. Step 4: Simplify right side
    41,228.48x = 836,206,051.20
  5. Step 5: Solve for x
    x = 836,206,051.20/41,228.48
  6. Step 6: Final answer
    x = 20,282.24

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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.