Home / 14,575.66-20,117.60-9,269.44

Finding the Fourth Proportional to 14,575.66, 20,117.60 and 9,269.44

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Solution

The fourth proportional to 14,575.66, 20,117.60 and 9,269.44 is: 12,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.66 : 20,117.60 = 9,269.44 : x
  2. Step 2: Convert to fraction form
    14,575.66/20,117.60 = 9,269.44/x
  3. Step 3: Cross multiply
    14,575.66x = 20,117.60 × 9,269.44
  4. Step 4: Simplify right side
    14,575.66x = 186,478,739.21
  5. Step 5: Solve for x
    x = 186,478,739.21/14,575.66
  6. Step 6: Final answer
    x = 12,793.85

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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.