Home / 16,998.20-23,456.75-9,445.06

Finding the Fourth Proportional to 16,998.20, 23,456.75 and 9,445.06

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Solution

The fourth proportional to 16,998.20, 23,456.75 and 9,445.06 is: 13,033.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.20 : 23,456.75 = 9,445.06 : x
  2. Step 2: Convert to fraction form
    16,998.20/23,456.75 = 9,445.06/x
  3. Step 3: Cross multiply
    16,998.20x = 23,456.75 × 9,445.06
  4. Step 4: Simplify right side
    16,998.20x = 221,550,411.16
  5. Step 5: Solve for x
    x = 221,550,411.16/16,998.20
  6. Step 6: Final answer
    x = 13,033.76

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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.