Home / 25,788.74-38,613.78-16,377.80

Finding the Fourth Proportional to 25,788.74, 38,613.78 and 16,377.80

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Solution

The fourth proportional to 25,788.74, 38,613.78 and 16,377.80 is: 24,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.74 : 38,613.78 = 16,377.80 : x
  2. Step 2: Convert to fraction form
    25,788.74/38,613.78 = 16,377.80/x
  3. Step 3: Cross multiply
    25,788.74x = 38,613.78 × 16,377.80
  4. Step 4: Simplify right side
    25,788.74x = 632,408,766.08
  5. Step 5: Solve for x
    x = 632,408,766.08/25,788.74
  6. Step 6: Final answer
    x = 24,522.67

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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.