Home / 47,880.90-71,821.38-22,915.08

Finding the Fourth Proportional to 47,880.90, 71,821.38 and 22,915.08

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Solution

The fourth proportional to 47,880.90, 71,821.38 and 22,915.08 is: 34,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,880.90 : 71,821.38 = 22,915.08 : x
  2. Step 2: Convert to fraction form
    47,880.90/71,821.38 = 22,915.08/x
  3. Step 3: Cross multiply
    47,880.90x = 71,821.38 × 22,915.08
  4. Step 4: Simplify right side
    47,880.90x = 1,645,792,668.41
  5. Step 5: Solve for x
    x = 1,645,792,668.41/47,880.90
  6. Step 6: Final answer
    x = 34,372.63

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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.