Home / 16,139.36-24,211.80-7,375.12

Finding the Fourth Proportional to 16,139.36, 24,211.80 and 7,375.12

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Solution

The fourth proportional to 16,139.36, 24,211.80 and 7,375.12 is: 11,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,139.36 : 24,211.80 = 7,375.12 : x
  2. Step 2: Convert to fraction form
    16,139.36/24,211.80 = 7,375.12/x
  3. Step 3: Cross multiply
    16,139.36x = 24,211.80 × 7,375.12
  4. Step 4: Simplify right side
    16,139.36x = 178,564,930.42
  5. Step 5: Solve for x
    x = 178,564,930.42/16,139.36
  6. Step 6: Final answer
    x = 11,063.94

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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.