Home / 16,806.07-23,190.46-9,731.17

Finding the Fourth Proportional to 16,806.07, 23,190.46 and 9,731.17

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Solution

The fourth proportional to 16,806.07, 23,190.46 and 9,731.17 is: 13,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.07 : 23,190.46 = 9,731.17 : x
  2. Step 2: Convert to fraction form
    16,806.07/23,190.46 = 9,731.17/x
  3. Step 3: Cross multiply
    16,806.07x = 23,190.46 × 9,731.17
  4. Step 4: Simplify right side
    16,806.07x = 225,670,308.64
  5. Step 5: Solve for x
    x = 225,670,308.64/16,806.07
  6. Step 6: Final answer
    x = 13,427.90

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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.