Home / 15,074.40-22,611.60-10,408.80

Finding the Fourth Proportional to 15,074.40, 22,611.60 and 10,408.80

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Solution

The fourth proportional to 15,074.40, 22,611.60 and 10,408.80 is: 15,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.40 : 22,611.60 = 10,408.80 : x
  2. Step 2: Convert to fraction form
    15,074.40/22,611.60 = 10,408.80/x
  3. Step 3: Cross multiply
    15,074.40x = 22,611.60 × 10,408.80
  4. Step 4: Simplify right side
    15,074.40x = 235,359,622.08
  5. Step 5: Solve for x
    x = 235,359,622.08/15,074.40
  6. Step 6: Final answer
    x = 15,613.20

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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.