Home / 16,917.76-23,346.56-9,364.61

Finding the Fourth Proportional to 16,917.76, 23,346.56 and 9,364.61

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Solution

The fourth proportional to 16,917.76, 23,346.56 and 9,364.61 is: 12,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.76 : 23,346.56 = 9,364.61 : x
  2. Step 2: Convert to fraction form
    16,917.76/23,346.56 = 9,364.61/x
  3. Step 3: Cross multiply
    16,917.76x = 23,346.56 × 9,364.61
  4. Step 4: Simplify right side
    16,917.76x = 218,631,429.24
  5. Step 5: Solve for x
    x = 218,631,429.24/16,917.76
  6. Step 6: Final answer
    x = 12,923.19

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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.