Home / 22,125.90-33,152.40-18,845.40

Finding the Fourth Proportional to 22,125.90, 33,152.40 and 18,845.40

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Solution

The fourth proportional to 22,125.90, 33,152.40 and 18,845.40 is: 28,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.90 : 33,152.40 = 18,845.40 : x
  2. Step 2: Convert to fraction form
    22,125.90/33,152.40 = 18,845.40/x
  3. Step 3: Cross multiply
    22,125.90x = 33,152.40 × 18,845.40
  4. Step 4: Simplify right side
    22,125.90x = 624,770,238.96
  5. Step 5: Solve for x
    x = 624,770,238.96/22,125.90
  6. Step 6: Final answer
    x = 28,237.05

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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.