Home / 13,241.52-18,273.54-7,273.56

Finding the Fourth Proportional to 13,241.52, 18,273.54 and 7,273.56

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Solution

The fourth proportional to 13,241.52, 18,273.54 and 7,273.56 is: 10,037.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.52 : 18,273.54 = 7,273.56 : x
  2. Step 2: Convert to fraction form
    13,241.52/18,273.54 = 7,273.56/x
  3. Step 3: Cross multiply
    13,241.52x = 18,273.54 × 7,273.56
  4. Step 4: Simplify right side
    13,241.52x = 132,913,689.60
  5. Step 5: Solve for x
    x = 132,913,689.60/13,241.52
  6. Step 6: Final answer
    x = 10,037.65

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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.