Home / 17,824.72-26,741.76-6,138.76

Finding the Fourth Proportional to 17,824.72, 26,741.76 and 6,138.76

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Solution

The fourth proportional to 17,824.72, 26,741.76 and 6,138.76 is: 9,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,824.72 : 26,741.76 = 6,138.76 : x
  2. Step 2: Convert to fraction form
    17,824.72/26,741.76 = 6,138.76/x
  3. Step 3: Cross multiply
    17,824.72x = 26,741.76 × 6,138.76
  4. Step 4: Simplify right side
    17,824.72x = 164,161,246.62
  5. Step 5: Solve for x
    x = 164,161,246.62/17,824.72
  6. Step 6: Final answer
    x = 9,209.75

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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.