Home / 12,224.80-18,337.20-10,110.70

Finding the Fourth Proportional to 12,224.80, 18,337.20 and 10,110.70

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Solution

The fourth proportional to 12,224.80, 18,337.20 and 10,110.70 is: 15,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.80 : 18,337.20 = 10,110.70 : x
  2. Step 2: Convert to fraction form
    12,224.80/18,337.20 = 10,110.70/x
  3. Step 3: Cross multiply
    12,224.80x = 18,337.20 × 10,110.70
  4. Step 4: Simplify right side
    12,224.80x = 185,401,928.04
  5. Step 5: Solve for x
    x = 185,401,928.04/12,224.80
  6. Step 6: Final answer
    x = 15,166.05

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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.