Home / 15,601.91-23,403.17-7,279.67

Finding the Fourth Proportional to 15,601.91, 23,403.17 and 7,279.67

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Solution

The fourth proportional to 15,601.91, 23,403.17 and 7,279.67 is: 10,919.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601.91 : 23,403.17 = 7,279.67 : x
  2. Step 2: Convert to fraction form
    15,601.91/23,403.17 = 7,279.67/x
  3. Step 3: Cross multiply
    15,601.91x = 23,403.17 × 7,279.67
  4. Step 4: Simplify right side
    15,601.91x = 170,367,237.54
  5. Step 5: Solve for x
    x = 170,367,237.54/15,601.91
  6. Step 6: Final answer
    x = 10,919.64

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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.