Home / 48,771.80-73,109.10-22,430.60

Finding the Fourth Proportional to 48,771.80, 73,109.10 and 22,430.60

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Solution

The fourth proportional to 48,771.80, 73,109.10 and 22,430.60 is: 33,623.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,771.80 : 73,109.10 = 22,430.60 : x
  2. Step 2: Convert to fraction form
    48,771.80/73,109.10 = 22,430.60/x
  3. Step 3: Cross multiply
    48,771.80x = 73,109.10 × 22,430.60
  4. Step 4: Simplify right side
    48,771.80x = 1,639,880,978.46
  5. Step 5: Solve for x
    x = 1,639,880,978.46/48,771.80
  6. Step 6: Final answer
    x = 33,623.55

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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.