Home / 16,440.41-24,657.39-13,684.79

Finding the Fourth Proportional to 16,440.41, 24,657.39 and 13,684.79

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Solution

The fourth proportional to 16,440.41, 24,657.39 and 13,684.79 is: 20,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.41 : 24,657.39 = 13,684.79 : x
  2. Step 2: Convert to fraction form
    16,440.41/24,657.39 = 13,684.79/x
  3. Step 3: Cross multiply
    16,440.41x = 24,657.39 × 13,684.79
  4. Step 4: Simplify right side
    16,440.41x = 337,431,080.81
  5. Step 5: Solve for x
    x = 337,431,080.81/16,440.41
  6. Step 6: Final answer
    x = 20,524.50

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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.