Home / 15,589.72-23,384.58-7,275.56

Finding the Fourth Proportional to 15,589.72, 23,384.58 and 7,275.56

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Solution

The fourth proportional to 15,589.72, 23,384.58 and 7,275.56 is: 10,913.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,589.72 : 23,384.58 = 7,275.56 : x
  2. Step 2: Convert to fraction form
    15,589.72/23,384.58 = 7,275.56/x
  3. Step 3: Cross multiply
    15,589.72x = 23,384.58 × 7,275.56
  4. Step 4: Simplify right side
    15,589.72x = 170,135,761.56
  5. Step 5: Solve for x
    x = 170,135,761.56/15,589.72
  6. Step 6: Final answer
    x = 10,913.33

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Similar ratio
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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.