Home / 17,566.82-26,350.28-7,178.57

Finding the Fourth Proportional to 17,566.82, 26,350.28 and 7,178.57

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Solution

The fourth proportional to 17,566.82, 26,350.28 and 7,178.57 is: 10,767.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,566.82 : 26,350.28 = 7,178.57 : x
  2. Step 2: Convert to fraction form
    17,566.82/26,350.28 = 7,178.57/x
  3. Step 3: Cross multiply
    17,566.82x = 26,350.28 × 7,178.57
  4. Step 4: Simplify right side
    17,566.82x = 189,157,386.40
  5. Step 5: Solve for x
    x = 189,157,386.40/17,566.82
  6. Step 6: Final answer
    x = 10,767.88

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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.