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Finding the Fourth Proportional to 41,880.99, 62,830.76 and 13,799.91

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Solution

The fourth proportional to 41,880.99, 62,830.76 and 13,799.91 is: 20,702.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,880.99 : 62,830.76 = 13,799.91 : x
  2. Step 2: Convert to fraction form
    41,880.99/62,830.76 = 13,799.91/x
  3. Step 3: Cross multiply
    41,880.99x = 62,830.76 × 13,799.91
  4. Step 4: Simplify right side
    41,880.99x = 867,058,764.23
  5. Step 5: Solve for x
    x = 867,058,764.23/41,880.99
  6. Step 6: Final answer
    x = 20,702.92

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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.