Home / 40,247.21-60,371.96-10,665.03

Finding the Fourth Proportional to 40,247.21, 60,371.96 and 10,665.03

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Solution

The fourth proportional to 40,247.21, 60,371.96 and 10,665.03 is: 15,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.21 : 60,371.96 = 10,665.03 : x
  2. Step 2: Convert to fraction form
    40,247.21/60,371.96 = 10,665.03/x
  3. Step 3: Cross multiply
    40,247.21x = 60,371.96 × 10,665.03
  4. Step 4: Simplify right side
    40,247.21x = 643,868,711.23
  5. Step 5: Solve for x
    x = 643,868,711.23/40,247.21
  6. Step 6: Final answer
    x = 15,997.85

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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.