Home / 69,571.27-96,008.38-39,355.94

Finding the Fourth Proportional to 69,571.27, 96,008.38 and 39,355.94

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Solution

The fourth proportional to 69,571.27, 96,008.38 and 39,355.94 is: 54,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,571.27 : 96,008.38 = 39,355.94 : x
  2. Step 2: Convert to fraction form
    69,571.27/96,008.38 = 39,355.94/x
  3. Step 3: Cross multiply
    69,571.27x = 96,008.38 × 39,355.94
  4. Step 4: Simplify right side
    69,571.27x = 3,778,500,184.41
  5. Step 5: Solve for x
    x = 3,778,500,184.41/69,571.27
  6. Step 6: Final answer
    x = 54,311.21

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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.