Home / 39,529.80-59,277.42-11,821.32

Finding the Fourth Proportional to 39,529.80, 59,277.42 and 11,821.32

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Solution

The fourth proportional to 39,529.80, 59,277.42 and 11,821.32 is: 17,726.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,529.80 : 59,277.42 = 11,821.32 : x
  2. Step 2: Convert to fraction form
    39,529.80/59,277.42 = 11,821.32/x
  3. Step 3: Cross multiply
    39,529.80x = 59,277.42 × 11,821.32
  4. Step 4: Simplify right side
    39,529.80x = 700,737,350.59
  5. Step 5: Solve for x
    x = 700,737,350.59/39,529.80
  6. Step 6: Final answer
    x = 17,726.81

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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.