Home / 23,881.20-35,825.40-12,188.04

Finding the Fourth Proportional to 23,881.20, 35,825.40 and 12,188.04

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Solution

The fourth proportional to 23,881.20, 35,825.40 and 12,188.04 is: 18,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,881.20 : 35,825.40 = 12,188.04 : x
  2. Step 2: Convert to fraction form
    23,881.20/35,825.40 = 12,188.04/x
  3. Step 3: Cross multiply
    23,881.20x = 35,825.40 × 12,188.04
  4. Step 4: Simplify right side
    23,881.20x = 436,641,408.22
  5. Step 5: Solve for x
    x = 436,641,408.22/23,881.20
  6. Step 6: Final answer
    x = 18,283.90

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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.