Home / 16,912.50-23,334.59-10,540.12

Finding the Fourth Proportional to 16,912.50, 23,334.59 and 10,540.12

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Solution

The fourth proportional to 16,912.50, 23,334.59 and 10,540.12 is: 14,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.50 : 23,334.59 = 10,540.12 : x
  2. Step 2: Convert to fraction form
    16,912.50/23,334.59 = 10,540.12/x
  3. Step 3: Cross multiply
    16,912.50x = 23,334.59 × 10,540.12
  4. Step 4: Simplify right side
    16,912.50x = 245,949,378.75
  5. Step 5: Solve for x
    x = 245,949,378.75/16,912.50
  6. Step 6: Final answer
    x = 14,542.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.