Home / 13,472.25-20,217.62-4,707.17

Finding the Fourth Proportional to 13,472.25, 20,217.62 and 4,707.17

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Solution

The fourth proportional to 13,472.25, 20,217.62 and 4,707.17 is: 7,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.25 : 20,217.62 = 4,707.17 : x
  2. Step 2: Convert to fraction form
    13,472.25/20,217.62 = 4,707.17/x
  3. Step 3: Cross multiply
    13,472.25x = 20,217.62 × 4,707.17
  4. Step 4: Simplify right side
    13,472.25x = 95,167,774.34
  5. Step 5: Solve for x
    x = 95,167,774.34/13,472.25
  6. Step 6: Final answer
    x = 7,063.99

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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.