Home / 17,399.19-26,102.02-7,912.18

Finding the Fourth Proportional to 17,399.19, 26,102.02 and 7,912.18

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Solution

The fourth proportional to 17,399.19, 26,102.02 and 7,912.18 is: 11,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,399.19 : 26,102.02 = 7,912.18 : x
  2. Step 2: Convert to fraction form
    17,399.19/26,102.02 = 7,912.18/x
  3. Step 3: Cross multiply
    17,399.19x = 26,102.02 × 7,912.18
  4. Step 4: Simplify right side
    17,399.19x = 206,523,880.60
  5. Step 5: Solve for x
    x = 206,523,880.60/17,399.19
  6. Step 6: Final answer
    x = 11,869.74

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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.