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Finding the Fourth Proportional to 15,995.40, 24,003.90 and 8,975.40

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Solution

The fourth proportional to 15,995.40, 24,003.90 and 8,975.40 is: 13,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.40 : 24,003.90 = 8,975.40 : x
  2. Step 2: Convert to fraction form
    15,995.40/24,003.90 = 8,975.40/x
  3. Step 3: Cross multiply
    15,995.40x = 24,003.90 × 8,975.40
  4. Step 4: Simplify right side
    15,995.40x = 215,444,604.06
  5. Step 5: Solve for x
    x = 215,444,604.06/15,995.40
  6. Step 6: Final answer
    x = 13,469.16

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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.