Home / 13,535.61-20,306.92-4,175.42

Finding the Fourth Proportional to 13,535.61, 20,306.92 and 4,175.42

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Solution

The fourth proportional to 13,535.61, 20,306.92 and 4,175.42 is: 6,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535.61 : 20,306.92 = 4,175.42 : x
  2. Step 2: Convert to fraction form
    13,535.61/20,306.92 = 4,175.42/x
  3. Step 3: Cross multiply
    13,535.61x = 20,306.92 × 4,175.42
  4. Step 4: Simplify right side
    13,535.61x = 84,789,960.24
  5. Step 5: Solve for x
    x = 84,789,960.24/13,535.61
  6. Step 6: Final answer
    x = 6,264.21

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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.