Home / 13,471.18-20,216-4,706.10

Finding the Fourth Proportional to 13,471.18, 20,216 and 4,706.10

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Solution

The fourth proportional to 13,471.18, 20,216 and 4,706.10 is: 7,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.18 : 20,216 = 4,706.10 : x
  2. Step 2: Convert to fraction form
    13,471.18/20,216 = 4,706.10/x
  3. Step 3: Cross multiply
    13,471.18x = 20,216 × 4,706.10
  4. Step 4: Simplify right side
    13,471.18x = 95,138,517.60
  5. Step 5: Solve for x
    x = 95,138,517.60/13,471.18
  6. Step 6: Final answer
    x = 7,062.37

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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.