Home / 26,162.76-39,191.61-12,103.08

Finding the Fourth Proportional to 26,162.76, 39,191.61 and 12,103.08

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Solution

The fourth proportional to 26,162.76, 39,191.61 and 12,103.08 is: 18,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,162.76 : 39,191.61 = 12,103.08 : x
  2. Step 2: Convert to fraction form
    26,162.76/39,191.61 = 12,103.08/x
  3. Step 3: Cross multiply
    26,162.76x = 39,191.61 × 12,103.08
  4. Step 4: Simplify right side
    26,162.76x = 474,339,191.16
  5. Step 5: Solve for x
    x = 474,339,191.16/26,162.76
  6. Step 6: Final answer
    x = 18,130.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.