Home / 15,519.32-23,278.71-3,832.55

Finding the Fourth Proportional to 15,519.32, 23,278.71 and 3,832.55

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Solution

The fourth proportional to 15,519.32, 23,278.71 and 3,832.55 is: 5,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.32 : 23,278.71 = 3,832.55 : x
  2. Step 2: Convert to fraction form
    15,519.32/23,278.71 = 3,832.55/x
  3. Step 3: Cross multiply
    15,519.32x = 23,278.71 × 3,832.55
  4. Step 4: Simplify right side
    15,519.32x = 89,216,820.01
  5. Step 5: Solve for x
    x = 89,216,820.01/15,519.32
  6. Step 6: Final answer
    x = 5,748.76

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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.