Home / 35,257.40-52,872.38-17,715

Finding the Fourth Proportional to 35,257.40, 52,872.38 and 17,715

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Solution

The fourth proportional to 35,257.40, 52,872.38 and 17,715 is: 26,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,257.40 : 52,872.38 = 17,715 : x
  2. Step 2: Convert to fraction form
    35,257.40/52,872.38 = 17,715/x
  3. Step 3: Cross multiply
    35,257.40x = 52,872.38 × 17,715
  4. Step 4: Simplify right side
    35,257.40x = 936,634,211.70
  5. Step 5: Solve for x
    x = 936,634,211.70/35,257.40
  6. Step 6: Final answer
    x = 26,565.61

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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.