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Finding the Fourth Proportional to 34,266.40, 51,399.60 and 26,480.80

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Solution

The fourth proportional to 34,266.40, 51,399.60 and 26,480.80 is: 39,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,266.40 : 51,399.60 = 26,480.80 : x
  2. Step 2: Convert to fraction form
    34,266.40/51,399.60 = 26,480.80/x
  3. Step 3: Cross multiply
    34,266.40x = 51,399.60 × 26,480.80
  4. Step 4: Simplify right side
    34,266.40x = 1,361,102,527.68
  5. Step 5: Solve for x
    x = 1,361,102,527.68/34,266.40
  6. Step 6: Final answer
    x = 39,721.20

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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.