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Finding the Fourth Proportional to 17,375.72, 26,043.53 and 7,505.06

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Solution

The fourth proportional to 17,375.72, 26,043.53 and 7,505.06 is: 11,248.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375.72 : 26,043.53 = 7,505.06 : x
  2. Step 2: Convert to fraction form
    17,375.72/26,043.53 = 7,505.06/x
  3. Step 3: Cross multiply
    17,375.72x = 26,043.53 × 7,505.06
  4. Step 4: Simplify right side
    17,375.72x = 195,458,087.52
  5. Step 5: Solve for x
    x = 195,458,087.52/17,375.72
  6. Step 6: Final answer
    x = 11,248.92

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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.