Home / 39,672.68-59,508.10-10,090.55

Finding the Fourth Proportional to 39,672.68, 59,508.10 and 10,090.55

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Solution

The fourth proportional to 39,672.68, 59,508.10 and 10,090.55 is: 15,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672.68 : 59,508.10 = 10,090.55 : x
  2. Step 2: Convert to fraction form
    39,672.68/59,508.10 = 10,090.55/x
  3. Step 3: Cross multiply
    39,672.68x = 59,508.10 × 10,090.55
  4. Step 4: Simplify right side
    39,672.68x = 600,469,173.53
  5. Step 5: Solve for x
    x = 600,469,173.53/39,672.68
  6. Step 6: Final answer
    x = 15,135.58

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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.