Home / 27,220.50-40,836.01-9,451.80

Finding the Fourth Proportional to 27,220.50, 40,836.01 and 9,451.80

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Solution

The fourth proportional to 27,220.50, 40,836.01 and 9,451.80 is: 14,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220.50 : 40,836.01 = 9,451.80 : x
  2. Step 2: Convert to fraction form
    27,220.50/40,836.01 = 9,451.80/x
  3. Step 3: Cross multiply
    27,220.50x = 40,836.01 × 9,451.80
  4. Step 4: Simplify right side
    27,220.50x = 385,973,799.32
  5. Step 5: Solve for x
    x = 385,973,799.32/27,220.50
  6. Step 6: Final answer
    x = 14,179.53

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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.