Home / 15,523.92-23,288.76-5,135.76

Finding the Fourth Proportional to 15,523.92, 23,288.76 and 5,135.76

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Solution

The fourth proportional to 15,523.92, 23,288.76 and 5,135.76 is: 7,704.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.92 : 23,288.76 = 5,135.76 : x
  2. Step 2: Convert to fraction form
    15,523.92/23,288.76 = 5,135.76/x
  3. Step 3: Cross multiply
    15,523.92x = 23,288.76 × 5,135.76
  4. Step 4: Simplify right side
    15,523.92x = 119,605,482.06
  5. Step 5: Solve for x
    x = 119,605,482.06/15,523.92
  6. Step 6: Final answer
    x = 7,704.59

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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.