Home / 17,919.13-26,885.27-6,235.69

Finding the Fourth Proportional to 17,919.13, 26,885.27 and 6,235.69

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Solution

The fourth proportional to 17,919.13, 26,885.27 and 6,235.69 is: 9,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919.13 : 26,885.27 = 6,235.69 : x
  2. Step 2: Convert to fraction form
    17,919.13/26,885.27 = 6,235.69/x
  3. Step 3: Cross multiply
    17,919.13x = 26,885.27 × 6,235.69
  4. Step 4: Simplify right side
    17,919.13x = 167,648,209.29
  5. Step 5: Solve for x
    x = 167,648,209.29/17,919.13
  6. Step 6: Final answer
    x = 9,355.82

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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.