Home / 36,479.13-54,715.84-11,519.92

Finding the Fourth Proportional to 36,479.13, 54,715.84 and 11,519.92

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Solution

The fourth proportional to 36,479.13, 54,715.84 and 11,519.92 is: 17,278.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.13 : 54,715.84 = 11,519.92 : x
  2. Step 2: Convert to fraction form
    36,479.13/54,715.84 = 11,519.92/x
  3. Step 3: Cross multiply
    36,479.13x = 54,715.84 × 11,519.92
  4. Step 4: Simplify right side
    36,479.13x = 630,322,099.53
  5. Step 5: Solve for x
    x = 630,322,099.53/36,479.13
  6. Step 6: Final answer
    x = 17,278.98

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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.