Home / 14,911.04-20,575.25-9,243.73

Finding the Fourth Proportional to 14,911.04, 20,575.25 and 9,243.73

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Solution

The fourth proportional to 14,911.04, 20,575.25 and 9,243.73 is: 12,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.04 : 20,575.25 = 9,243.73 : x
  2. Step 2: Convert to fraction form
    14,911.04/20,575.25 = 9,243.73/x
  3. Step 3: Cross multiply
    14,911.04x = 20,575.25 × 9,243.73
  4. Step 4: Simplify right side
    14,911.04x = 190,191,906.59
  5. Step 5: Solve for x
    x = 190,191,906.59/14,911.04
  6. Step 6: Final answer
    x = 12,755.11

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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.