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Finding the Fourth Proportional to 17,755.86, 26,631.83 and 6,357.33

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Solution

The fourth proportional to 17,755.86, 26,631.83 and 6,357.33 is: 9,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755.86 : 26,631.83 = 6,357.33 : x
  2. Step 2: Convert to fraction form
    17,755.86/26,631.83 = 6,357.33/x
  3. Step 3: Cross multiply
    17,755.86x = 26,631.83 × 6,357.33
  4. Step 4: Simplify right side
    17,755.86x = 169,307,300.03
  5. Step 5: Solve for x
    x = 169,307,300.03/17,755.86
  6. Step 6: Final answer
    x = 9,535.29

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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.