Home / 14,621.52-20,176.20-8,652.04

Finding the Fourth Proportional to 14,621.52, 20,176.20 and 8,652.04

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Solution

The fourth proportional to 14,621.52, 20,176.20 and 8,652.04 is: 11,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.52 : 20,176.20 = 8,652.04 : x
  2. Step 2: Convert to fraction form
    14,621.52/20,176.20 = 8,652.04/x
  3. Step 3: Cross multiply
    14,621.52x = 20,176.20 × 8,652.04
  4. Step 4: Simplify right side
    14,621.52x = 174,565,289.45
  5. Step 5: Solve for x
    x = 174,565,289.45/14,621.52
  6. Step 6: Final answer
    x = 11,938.93

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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.