Home / 25,488.21-38,211.26-11,246.55

Finding the Fourth Proportional to 25,488.21, 38,211.26 and 11,246.55

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Solution

The fourth proportional to 25,488.21, 38,211.26 and 11,246.55 is: 16,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.21 : 38,211.26 = 11,246.55 : x
  2. Step 2: Convert to fraction form
    25,488.21/38,211.26 = 11,246.55/x
  3. Step 3: Cross multiply
    25,488.21x = 38,211.26 × 11,246.55
  4. Step 4: Simplify right side
    25,488.21x = 429,744,683.21
  5. Step 5: Solve for x
    x = 429,744,683.21/25,488.21
  6. Step 6: Final answer
    x = 16,860.53

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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.