Home / 16,887.68-23,304.56-9,334.64

Finding the Fourth Proportional to 16,887.68, 23,304.56 and 9,334.64

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Solution

The fourth proportional to 16,887.68, 23,304.56 and 9,334.64 is: 12,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.68 : 23,304.56 = 9,334.64 : x
  2. Step 2: Convert to fraction form
    16,887.68/23,304.56 = 9,334.64/x
  3. Step 3: Cross multiply
    16,887.68x = 23,304.56 × 9,334.64
  4. Step 4: Simplify right side
    16,887.68x = 217,539,677.96
  5. Step 5: Solve for x
    x = 217,539,677.96/16,887.68
  6. Step 6: Final answer
    x = 12,881.56

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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.