Home / 45,795.20-68,731.20-22,441.60

Finding the Fourth Proportional to 45,795.20, 68,731.20 and 22,441.60

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Solution

The fourth proportional to 45,795.20, 68,731.20 and 22,441.60 is: 33,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,795.20 : 68,731.20 = 22,441.60 : x
  2. Step 2: Convert to fraction form
    45,795.20/68,731.20 = 22,441.60/x
  3. Step 3: Cross multiply
    45,795.20x = 68,731.20 × 22,441.60
  4. Step 4: Simplify right side
    45,795.20x = 1,542,438,097.92
  5. Step 5: Solve for x
    x = 1,542,438,097.92/45,795.20
  6. Step 6: Final answer
    x = 33,681.22

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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.