Home / 23,390.30-35,099.28-8,609.60

Finding the Fourth Proportional to 23,390.30, 35,099.28 and 8,609.60

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Solution

The fourth proportional to 23,390.30, 35,099.28 and 8,609.60 is: 12,919.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,390.30 : 35,099.28 = 8,609.60 : x
  2. Step 2: Convert to fraction form
    23,390.30/35,099.28 = 8,609.60/x
  3. Step 3: Cross multiply
    23,390.30x = 35,099.28 × 8,609.60
  4. Step 4: Simplify right side
    23,390.30x = 302,190,585.59
  5. Step 5: Solve for x
    x = 302,190,585.59/23,390.30
  6. Step 6: Final answer
    x = 12,919.49

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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.