Home / 16,917.12-23,350.31-9,844.90

Finding the Fourth Proportional to 16,917.12, 23,350.31 and 9,844.90

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Solution

The fourth proportional to 16,917.12, 23,350.31 and 9,844.90 is: 13,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.12 : 23,350.31 = 9,844.90 : x
  2. Step 2: Convert to fraction form
    16,917.12/23,350.31 = 9,844.90/x
  3. Step 3: Cross multiply
    16,917.12x = 23,350.31 × 9,844.90
  4. Step 4: Simplify right side
    16,917.12x = 229,881,466.92
  5. Step 5: Solve for x
    x = 229,881,466.92/16,917.12
  6. Step 6: Final answer
    x = 13,588.69

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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.