Home / 13,471.25-20,216.12-4,706.17

Finding the Fourth Proportional to 13,471.25, 20,216.12 and 4,706.17

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Solution

The fourth proportional to 13,471.25, 20,216.12 and 4,706.17 is: 7,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.25 : 20,216.12 = 4,706.17 : x
  2. Step 2: Convert to fraction form
    13,471.25/20,216.12 = 4,706.17/x
  3. Step 3: Cross multiply
    13,471.25x = 20,216.12 × 4,706.17
  4. Step 4: Simplify right side
    13,471.25x = 95,140,423.39
  5. Step 5: Solve for x
    x = 95,140,423.39/13,471.25
  6. Step 6: Final answer
    x = 7,062.48

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1.5x scale

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.