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Finding the Fourth Proportional to 34,367.40, 51,551.10 and 26,581.80

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Solution

The fourth proportional to 34,367.40, 51,551.10 and 26,581.80 is: 39,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,367.40 : 51,551.10 = 26,581.80 : x
  2. Step 2: Convert to fraction form
    34,367.40/51,551.10 = 26,581.80/x
  3. Step 3: Cross multiply
    34,367.40x = 51,551.10 × 26,581.80
  4. Step 4: Simplify right side
    34,367.40x = 1,370,321,029.98
  5. Step 5: Solve for x
    x = 1,370,321,029.98/34,367.40
  6. Step 6: Final answer
    x = 39,872.70

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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.