Home / 16,917.64-23,346.06-9,363.36

Finding the Fourth Proportional to 16,917.64, 23,346.06 and 9,363.36

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Solution

The fourth proportional to 16,917.64, 23,346.06 and 9,363.36 is: 12,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.64 : 23,346.06 = 9,363.36 : x
  2. Step 2: Convert to fraction form
    16,917.64/23,346.06 = 9,363.36/x
  3. Step 3: Cross multiply
    16,917.64x = 23,346.06 × 9,363.36
  4. Step 4: Simplify right side
    16,917.64x = 218,597,564.36
  5. Step 5: Solve for x
    x = 218,597,564.36/16,917.64
  6. Step 6: Final answer
    x = 12,921.28

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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.