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Finding the Fourth Proportional to 34,209.60, 51,352.80 and 26,452.80

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Solution

The fourth proportional to 34,209.60, 51,352.80 and 26,452.80 is: 39,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,209.60 : 51,352.80 = 26,452.80 : x
  2. Step 2: Convert to fraction form
    34,209.60/51,352.80 = 26,452.80/x
  3. Step 3: Cross multiply
    34,209.60x = 51,352.80 × 26,452.80
  4. Step 4: Simplify right side
    34,209.60x = 1,358,425,347.84
  5. Step 5: Solve for x
    x = 1,358,425,347.84/34,209.60
  6. Step 6: Final answer
    x = 39,708.89

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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.