Home / 47,355.20-70,984.20-27,623.60

Finding the Fourth Proportional to 47,355.20, 70,984.20 and 27,623.60

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Solution

The fourth proportional to 47,355.20, 70,984.20 and 27,623.60 is: 41,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,355.20 : 70,984.20 = 27,623.60 : x
  2. Step 2: Convert to fraction form
    47,355.20/70,984.20 = 27,623.60/x
  3. Step 3: Cross multiply
    47,355.20x = 70,984.20 × 27,623.60
  4. Step 4: Simplify right side
    47,355.20x = 1,960,839,147.12
  5. Step 5: Solve for x
    x = 1,960,839,147.12/47,355.20
  6. Step 6: Final answer
    x = 41,407.05

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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.