Home / 39,375.68-59,073.36-11,673.76

Finding the Fourth Proportional to 39,375.68, 59,073.36 and 11,673.76

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Solution

The fourth proportional to 39,375.68, 59,073.36 and 11,673.76 is: 17,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.68 : 59,073.36 = 11,673.76 : x
  2. Step 2: Convert to fraction form
    39,375.68/59,073.36 = 11,673.76/x
  3. Step 3: Cross multiply
    39,375.68x = 59,073.36 × 11,673.76
  4. Step 4: Simplify right side
    39,375.68x = 689,608,227.03
  5. Step 5: Solve for x
    x = 689,608,227.03/39,375.68
  6. Step 6: Final answer
    x = 17,513.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.