Home / 13,626.48-20,425.50-9,244.20

Finding the Fourth Proportional to 13,626.48, 20,425.50 and 9,244.20

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Solution

The fourth proportional to 13,626.48, 20,425.50 and 9,244.20 is: 13,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626.48 : 20,425.50 = 9,244.20 : x
  2. Step 2: Convert to fraction form
    13,626.48/20,425.50 = 9,244.20/x
  3. Step 3: Cross multiply
    13,626.48x = 20,425.50 × 9,244.20
  4. Step 4: Simplify right side
    13,626.48x = 188,817,407.10
  5. Step 5: Solve for x
    x = 188,817,407.10/13,626.48
  6. Step 6: Final answer
    x = 13,856.65

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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.