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Finding the Fourth Proportional to 16,086.40, 24,194.40 and 14,401.60

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Solution

The fourth proportional to 16,086.40, 24,194.40 and 14,401.60 is: 21,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,086.40 : 24,194.40 = 14,401.60 : x
  2. Step 2: Convert to fraction form
    16,086.40/24,194.40 = 14,401.60/x
  3. Step 3: Cross multiply
    16,086.40x = 24,194.40 × 14,401.60
  4. Step 4: Simplify right side
    16,086.40x = 348,438,071.04
  5. Step 5: Solve for x
    x = 348,438,071.04/16,086.40
  6. Step 6: Final answer
    x = 21,660.41

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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.