Home / 39,367.80-59,046.18-11,290.26

Finding the Fourth Proportional to 39,367.80, 59,046.18 and 11,290.26

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Solution

The fourth proportional to 39,367.80, 59,046.18 and 11,290.26 is: 16,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367.80 : 59,046.18 = 11,290.26 : x
  2. Step 2: Convert to fraction form
    39,367.80/59,046.18 = 11,290.26/x
  3. Step 3: Cross multiply
    39,367.80x = 59,046.18 × 11,290.26
  4. Step 4: Simplify right side
    39,367.80x = 666,646,724.21
  5. Step 5: Solve for x
    x = 666,646,724.21/39,367.80
  6. Step 6: Final answer
    x = 16,933.81

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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.