Home / 13,241.59-18,273.45-7,273.11

Finding the Fourth Proportional to 13,241.59, 18,273.45 and 7,273.11

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Solution

The fourth proportional to 13,241.59, 18,273.45 and 7,273.11 is: 10,036.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.59 : 18,273.45 = 7,273.11 : x
  2. Step 2: Convert to fraction form
    13,241.59/18,273.45 = 7,273.11/x
  3. Step 3: Cross multiply
    13,241.59x = 18,273.45 × 7,273.11
  4. Step 4: Simplify right side
    13,241.59x = 132,904,811.93
  5. Step 5: Solve for x
    x = 132,904,811.93/13,241.59
  6. Step 6: Final answer
    x = 10,036.92

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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.