Home / 17,751.35-26,614.78-11,830.05

Finding the Fourth Proportional to 17,751.35, 26,614.78 and 11,830.05

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Solution

The fourth proportional to 17,751.35, 26,614.78 and 11,830.05 is: 17,736.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.35 : 26,614.78 = 11,830.05 : x
  2. Step 2: Convert to fraction form
    17,751.35/26,614.78 = 11,830.05/x
  3. Step 3: Cross multiply
    17,751.35x = 26,614.78 × 11,830.05
  4. Step 4: Simplify right side
    17,751.35x = 314,854,148.56
  5. Step 5: Solve for x
    x = 314,854,148.56/17,751.35
  6. Step 6: Final answer
    x = 17,736.91

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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.