Home / 14,793.78-20,417.22-9,486.66

Finding the Fourth Proportional to 14,793.78, 20,417.22 and 9,486.66

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Solution

The fourth proportional to 14,793.78, 20,417.22 and 9,486.66 is: 13,092.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.78 : 20,417.22 = 9,486.66 : x
  2. Step 2: Convert to fraction form
    14,793.78/20,417.22 = 9,486.66/x
  3. Step 3: Cross multiply
    14,793.78x = 20,417.22 × 9,486.66
  4. Step 4: Simplify right side
    14,793.78x = 193,691,224.29
  5. Step 5: Solve for x
    x = 193,691,224.29/14,793.78
  6. Step 6: Final answer
    x = 13,092.75

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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.