Home / 39,651.16-59,471.25-21,914.59

Finding the Fourth Proportional to 39,651.16, 59,471.25 and 21,914.59

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Solution

The fourth proportional to 39,651.16, 59,471.25 and 21,914.59 is: 32,868.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,651.16 : 59,471.25 = 21,914.59 : x
  2. Step 2: Convert to fraction form
    39,651.16/59,471.25 = 21,914.59/x
  3. Step 3: Cross multiply
    39,651.16x = 59,471.25 × 21,914.59
  4. Step 4: Simplify right side
    39,651.16x = 1,303,288,060.54
  5. Step 5: Solve for x
    x = 1,303,288,060.54/39,651.16
  6. Step 6: Final answer
    x = 32,868.85

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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.