Home / 28,241.91-39,014.39-22,569.22

Finding the Fourth Proportional to 28,241.91, 39,014.39 and 22,569.22

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Solution

The fourth proportional to 28,241.91, 39,014.39 and 22,569.22 is: 31,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241.91 : 39,014.39 = 22,569.22 : x
  2. Step 2: Convert to fraction form
    28,241.91/39,014.39 = 22,569.22/x
  3. Step 3: Cross multiply
    28,241.91x = 39,014.39 × 22,569.22
  4. Step 4: Simplify right side
    28,241.91x = 880,524,351.08
  5. Step 5: Solve for x
    x = 880,524,351.08/28,241.91
  6. Step 6: Final answer
    x = 31,177.93

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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.