Home / 17,770.96-26,665.66-7,248.70

Finding the Fourth Proportional to 17,770.96, 26,665.66 and 7,248.70

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Solution

The fourth proportional to 17,770.96, 26,665.66 and 7,248.70 is: 10,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770.96 : 26,665.66 = 7,248.70 : x
  2. Step 2: Convert to fraction form
    17,770.96/26,665.66 = 7,248.70/x
  3. Step 3: Cross multiply
    17,770.96x = 26,665.66 × 7,248.70
  4. Step 4: Simplify right side
    17,770.96x = 193,291,369.64
  5. Step 5: Solve for x
    x = 193,291,369.64/17,770.96
  6. Step 6: Final answer
    x = 10,876.81

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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.