Home / 18,005.32-24,839.94-10,930.60

Finding the Fourth Proportional to 18,005.32, 24,839.94 and 10,930.60

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Solution

The fourth proportional to 18,005.32, 24,839.94 and 10,930.60 is: 15,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.32 : 24,839.94 = 10,930.60 : x
  2. Step 2: Convert to fraction form
    18,005.32/24,839.94 = 10,930.60/x
  3. Step 3: Cross multiply
    18,005.32x = 24,839.94 × 10,930.60
  4. Step 4: Simplify right side
    18,005.32x = 271,515,448.16
  5. Step 5: Solve for x
    x = 271,515,448.16/18,005.32
  6. Step 6: Final answer
    x = 15,079.73

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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.