Home / 16,856.96-23,268.02-9,782

Finding the Fourth Proportional to 16,856.96, 23,268.02 and 9,782

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Solution

The fourth proportional to 16,856.96, 23,268.02 and 9,782 is: 13,502.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.96 : 23,268.02 = 9,782 : x
  2. Step 2: Convert to fraction form
    16,856.96/23,268.02 = 9,782/x
  3. Step 3: Cross multiply
    16,856.96x = 23,268.02 × 9,782
  4. Step 4: Simplify right side
    16,856.96x = 227,607,771.64
  5. Step 5: Solve for x
    x = 227,607,771.64/16,856.96
  6. Step 6: Final answer
    x = 13,502.30

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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.