Home / 16,956.60-23,400.38-9,403.24

Finding the Fourth Proportional to 16,956.60, 23,400.38 and 9,403.24

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Solution

The fourth proportional to 16,956.60, 23,400.38 and 9,403.24 is: 12,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.60 : 23,400.38 = 9,403.24 : x
  2. Step 2: Convert to fraction form
    16,956.60/23,400.38 = 9,403.24/x
  3. Step 3: Cross multiply
    16,956.60x = 23,400.38 × 9,403.24
  4. Step 4: Simplify right side
    16,956.60x = 220,039,389.23
  5. Step 5: Solve for x
    x = 220,039,389.23/16,956.60
  6. Step 6: Final answer
    x = 12,976.62

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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.