Home / 14,538.75-20,065.62-8,876.76

Finding the Fourth Proportional to 14,538.75, 20,065.62 and 8,876.76

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Solution

The fourth proportional to 14,538.75, 20,065.62 and 8,876.76 is: 12,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.75 : 20,065.62 = 8,876.76 : x
  2. Step 2: Convert to fraction form
    14,538.75/20,065.62 = 8,876.76/x
  3. Step 3: Cross multiply
    14,538.75x = 20,065.62 × 8,876.76
  4. Step 4: Simplify right side
    14,538.75x = 178,117,692.99
  5. Step 5: Solve for x
    x = 178,117,692.99/14,538.75
  6. Step 6: Final answer
    x = 12,251.24

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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.