Home / 15,589.05-23,391.39-7,269.72

Finding the Fourth Proportional to 15,589.05, 23,391.39 and 7,269.72

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Solution

The fourth proportional to 15,589.05, 23,391.39 and 7,269.72 is: 10,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,589.05 : 23,391.39 = 7,269.72 : x
  2. Step 2: Convert to fraction form
    15,589.05/23,391.39 = 7,269.72/x
  3. Step 3: Cross multiply
    15,589.05x = 23,391.39 × 7,269.72
  4. Step 4: Simplify right side
    15,589.05x = 170,048,855.71
  5. Step 5: Solve for x
    x = 170,048,855.71/15,589.05
  6. Step 6: Final answer
    x = 10,908.22

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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.