Home / 14,538.20-20,064.90-8,876.24

Finding the Fourth Proportional to 14,538.20, 20,064.90 and 8,876.24

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Solution

The fourth proportional to 14,538.20, 20,064.90 and 8,876.24 is: 12,250.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.20 : 20,064.90 = 8,876.24 : x
  2. Step 2: Convert to fraction form
    14,538.20/20,064.90 = 8,876.24/x
  3. Step 3: Cross multiply
    14,538.20x = 20,064.90 × 8,876.24
  4. Step 4: Simplify right side
    14,538.20x = 178,100,867.98
  5. Step 5: Solve for x
    x = 178,100,867.98/14,538.20
  6. Step 6: Final answer
    x = 12,250.54

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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.