Home / 18,039.20-24,901.76-10,967.88

Finding the Fourth Proportional to 18,039.20, 24,901.76 and 10,967.88

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Solution

The fourth proportional to 18,039.20, 24,901.76 and 10,967.88 is: 15,140.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.20 : 24,901.76 = 10,967.88 : x
  2. Step 2: Convert to fraction form
    18,039.20/24,901.76 = 10,967.88/x
  3. Step 3: Cross multiply
    18,039.20x = 24,901.76 × 10,967.88
  4. Step 4: Simplify right side
    18,039.20x = 273,119,515.47
  5. Step 5: Solve for x
    x = 273,119,515.47/18,039.20
  6. Step 6: Final answer
    x = 15,140.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.