Home / 17,930.08-26,877.60-8,071.84

Finding the Fourth Proportional to 17,930.08, 26,877.60 and 8,071.84

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Solution

The fourth proportional to 17,930.08, 26,877.60 and 8,071.84 is: 12,099.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,930.08 : 26,877.60 = 8,071.84 : x
  2. Step 2: Convert to fraction form
    17,930.08/26,877.60 = 8,071.84/x
  3. Step 3: Cross multiply
    17,930.08x = 26,877.60 × 8,071.84
  4. Step 4: Simplify right side
    17,930.08x = 216,951,686.78
  5. Step 5: Solve for x
    x = 216,951,686.78/17,930.08
  6. Step 6: Final answer
    x = 12,099.87

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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.