Home / 13,701.16-20,452.66-12,040.46

Finding the Fourth Proportional to 13,701.16, 20,452.66 and 12,040.46

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Solution

The fourth proportional to 13,701.16, 20,452.66 and 12,040.46 is: 17,973.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701.16 : 20,452.66 = 12,040.46 : x
  2. Step 2: Convert to fraction form
    13,701.16/20,452.66 = 12,040.46/x
  3. Step 3: Cross multiply
    13,701.16x = 20,452.66 × 12,040.46
  4. Step 4: Simplify right side
    13,701.16x = 246,259,434.62
  5. Step 5: Solve for x
    x = 246,259,434.62/13,701.16
  6. Step 6: Final answer
    x = 17,973.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.