Home / 23,512.32-35,222.25-13,630.80

Finding the Fourth Proportional to 23,512.32, 35,222.25 and 13,630.80

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Solution

The fourth proportional to 23,512.32, 35,222.25 and 13,630.80 is: 20,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,512.32 : 35,222.25 = 13,630.80 : x
  2. Step 2: Convert to fraction form
    23,512.32/35,222.25 = 13,630.80/x
  3. Step 3: Cross multiply
    23,512.32x = 35,222.25 × 13,630.80
  4. Step 4: Simplify right side
    23,512.32x = 480,107,445.30
  5. Step 5: Solve for x
    x = 480,107,445.30/23,512.32
  6. Step 6: Final answer
    x = 20,419.40

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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.