Home / 14,767.23-20,375.61-8,800.87

Finding the Fourth Proportional to 14,767.23, 20,375.61 and 8,800.87

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Solution

The fourth proportional to 14,767.23, 20,375.61 and 8,800.87 is: 12,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.23 : 20,375.61 = 8,800.87 : x
  2. Step 2: Convert to fraction form
    14,767.23/20,375.61 = 8,800.87/x
  3. Step 3: Cross multiply
    14,767.23x = 20,375.61 × 8,800.87
  4. Step 4: Simplify right side
    14,767.23x = 179,323,094.78
  5. Step 5: Solve for x
    x = 179,323,094.78/14,767.23
  6. Step 6: Final answer
    x = 12,143.31

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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.