Home / 16,956.85-23,400.73-9,403.49

Finding the Fourth Proportional to 16,956.85, 23,400.73 and 9,403.49

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Solution

The fourth proportional to 16,956.85, 23,400.73 and 9,403.49 is: 12,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.85 : 23,400.73 = 9,403.49 : x
  2. Step 2: Convert to fraction form
    16,956.85/23,400.73 = 9,403.49/x
  3. Step 3: Cross multiply
    16,956.85x = 23,400.73 × 9,403.49
  4. Step 4: Simplify right side
    16,956.85x = 220,048,565.54
  5. Step 5: Solve for x
    x = 220,048,565.54/16,956.85
  6. Step 6: Final answer
    x = 12,976.97

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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.