Home / 28,551.96-42,750.18-22,204.80

Finding the Fourth Proportional to 28,551.96, 42,750.18 and 22,204.80

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Solution

The fourth proportional to 28,551.96, 42,750.18 and 22,204.80 is: 33,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,551.96 : 42,750.18 = 22,204.80 : x
  2. Step 2: Convert to fraction form
    28,551.96/42,750.18 = 22,204.80/x
  3. Step 3: Cross multiply
    28,551.96x = 42,750.18 × 22,204.80
  4. Step 4: Simplify right side
    28,551.96x = 949,259,196.86
  5. Step 5: Solve for x
    x = 949,259,196.86/28,551.96
  6. Step 6: Final answer
    x = 33,246.73

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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.