Home / 16,982.27-23,435.62-9,428.48

Finding the Fourth Proportional to 16,982.27, 23,435.62 and 9,428.48

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Solution

The fourth proportional to 16,982.27, 23,435.62 and 9,428.48 is: 13,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.27 : 23,435.62 = 9,428.48 : x
  2. Step 2: Convert to fraction form
    16,982.27/23,435.62 = 9,428.48/x
  3. Step 3: Cross multiply
    16,982.27x = 23,435.62 × 9,428.48
  4. Step 4: Simplify right side
    16,982.27x = 220,962,157.28
  5. Step 5: Solve for x
    x = 220,962,157.28/16,982.27
  6. Step 6: Final answer
    x = 13,011.35

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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.