Home / 16,895.20-23,318.54-9,822.64

Finding the Fourth Proportional to 16,895.20, 23,318.54 and 9,822.64

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Solution

The fourth proportional to 16,895.20, 23,318.54 and 9,822.64 is: 13,557.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.20 : 23,318.54 = 9,822.64 : x
  2. Step 2: Convert to fraction form
    16,895.20/23,318.54 = 9,822.64/x
  3. Step 3: Cross multiply
    16,895.20x = 23,318.54 × 9,822.64
  4. Step 4: Simplify right side
    16,895.20x = 229,049,623.75
  5. Step 5: Solve for x
    x = 229,049,623.75/16,895.20
  6. Step 6: Final answer
    x = 13,557.08

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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.