Home / 39,880.47-59,764.33-22,118.96

Finding the Fourth Proportional to 39,880.47, 59,764.33 and 22,118.96

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Solution

The fourth proportional to 39,880.47, 59,764.33 and 22,118.96 is: 33,147.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,880.47 : 59,764.33 = 22,118.96 : x
  2. Step 2: Convert to fraction form
    39,880.47/59,764.33 = 22,118.96/x
  3. Step 3: Cross multiply
    39,880.47x = 59,764.33 × 22,118.96
  4. Step 4: Simplify right side
    39,880.47x = 1,321,924,541.16
  5. Step 5: Solve for x
    x = 1,321,924,541.16/39,880.47
  6. Step 6: Final answer
    x = 33,147.16

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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.