Home / 15,299.72-22,949.60-9,747.47

Finding the Fourth Proportional to 15,299.72, 22,949.60 and 9,747.47

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Solution

The fourth proportional to 15,299.72, 22,949.60 and 9,747.47 is: 14,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.72 : 22,949.60 = 9,747.47 : x
  2. Step 2: Convert to fraction form
    15,299.72/22,949.60 = 9,747.47/x
  3. Step 3: Cross multiply
    15,299.72x = 22,949.60 × 9,747.47
  4. Step 4: Simplify right side
    15,299.72x = 223,700,546.15
  5. Step 5: Solve for x
    x = 223,700,546.15/15,299.72
  6. Step 6: Final answer
    x = 14,621.22

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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.