Home / 15,996.20-23,987.10-7,226.60

Finding the Fourth Proportional to 15,996.20, 23,987.10 and 7,226.60

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Solution

The fourth proportional to 15,996.20, 23,987.10 and 7,226.60 is: 10,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.20 : 23,987.10 = 7,226.60 : x
  2. Step 2: Convert to fraction form
    15,996.20/23,987.10 = 7,226.60/x
  3. Step 3: Cross multiply
    15,996.20x = 23,987.10 × 7,226.60
  4. Step 4: Simplify right side
    15,996.20x = 173,345,176.86
  5. Step 5: Solve for x
    x = 173,345,176.86/15,996.20
  6. Step 6: Final answer
    x = 10,836.65

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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.