Home / 22,124.85-30,571.20-17,685.24

Finding the Fourth Proportional to 22,124.85, 30,571.20 and 17,685.24

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Solution

The fourth proportional to 22,124.85, 30,571.20 and 17,685.24 is: 24,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.85 : 30,571.20 = 17,685.24 : x
  2. Step 2: Convert to fraction form
    22,124.85/30,571.20 = 17,685.24/x
  3. Step 3: Cross multiply
    22,124.85x = 30,571.20 × 17,685.24
  4. Step 4: Simplify right side
    22,124.85x = 540,659,009.09
  5. Step 5: Solve for x
    x = 540,659,009.09/22,124.85
  6. Step 6: Final answer
    x = 24,436.73

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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.