Home / 28,560.67-39,408.12-17,944.17

Finding the Fourth Proportional to 28,560.67, 39,408.12 and 17,944.17

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Solution

The fourth proportional to 28,560.67, 39,408.12 and 17,944.17 is: 24,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,560.67 : 39,408.12 = 17,944.17 : x
  2. Step 2: Convert to fraction form
    28,560.67/39,408.12 = 17,944.17/x
  3. Step 3: Cross multiply
    28,560.67x = 39,408.12 × 17,944.17
  4. Step 4: Simplify right side
    28,560.67x = 707,145,856.88
  5. Step 5: Solve for x
    x = 707,145,856.88/28,560.67
  6. Step 6: Final answer
    x = 24,759.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.