Home / 28,422.96-39,227.25-16,327.23

Finding the Fourth Proportional to 28,422.96, 39,227.25 and 16,327.23

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Solution

The fourth proportional to 28,422.96, 39,227.25 and 16,327.23 is: 22,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,422.96 : 39,227.25 = 16,327.23 : x
  2. Step 2: Convert to fraction form
    28,422.96/39,227.25 = 16,327.23/x
  3. Step 3: Cross multiply
    28,422.96x = 39,227.25 × 16,327.23
  4. Step 4: Simplify right side
    28,422.96x = 640,472,333.02
  5. Step 5: Solve for x
    x = 640,472,333.02/28,422.96
  6. Step 6: Final answer
    x = 22,533.63

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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.