Home / 16,993.56-23,451.76-9,440.45

Finding the Fourth Proportional to 16,993.56, 23,451.76 and 9,440.45

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Solution

The fourth proportional to 16,993.56, 23,451.76 and 9,440.45 is: 13,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993.56 : 23,451.76 = 9,440.45 : x
  2. Step 2: Convert to fraction form
    16,993.56/23,451.76 = 9,440.45/x
  3. Step 3: Cross multiply
    16,993.56x = 23,451.76 × 9,440.45
  4. Step 4: Simplify right side
    16,993.56x = 221,395,150.18
  5. Step 5: Solve for x
    x = 221,395,150.18/16,993.56
  6. Step 6: Final answer
    x = 13,028.18

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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.