Home / 16,279.19-24,418.35-5,186.55

Finding the Fourth Proportional to 16,279.19, 24,418.35 and 5,186.55

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Solution

The fourth proportional to 16,279.19, 24,418.35 and 5,186.55 is: 7,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.19 : 24,418.35 = 5,186.55 : x
  2. Step 2: Convert to fraction form
    16,279.19/24,418.35 = 5,186.55/x
  3. Step 3: Cross multiply
    16,279.19x = 24,418.35 × 5,186.55
  4. Step 4: Simplify right side
    16,279.19x = 126,646,993.19
  5. Step 5: Solve for x
    x = 126,646,993.19/16,279.19
  6. Step 6: Final answer
    x = 7,779.69

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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.