Home / 16,956.97-23,400.18-9,403.18

Finding the Fourth Proportional to 16,956.97, 23,400.18 and 9,403.18

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Solution

The fourth proportional to 16,956.97, 23,400.18 and 9,403.18 is: 12,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.97 : 23,400.18 = 9,403.18 : x
  2. Step 2: Convert to fraction form
    16,956.97/23,400.18 = 9,403.18/x
  3. Step 3: Cross multiply
    16,956.97x = 23,400.18 × 9,403.18
  4. Step 4: Simplify right side
    16,956.97x = 220,036,046.07
  5. Step 5: Solve for x
    x = 220,036,046.07/16,956.97
  6. Step 6: Final answer
    x = 12,976.14

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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.