Home / 16,895.48-23,318.64-9,826

Finding the Fourth Proportional to 16,895.48, 23,318.64 and 9,826

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Solution

The fourth proportional to 16,895.48, 23,318.64 and 9,826 is: 13,561.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.48 : 23,318.64 = 9,826 : x
  2. Step 2: Convert to fraction form
    16,895.48/23,318.64 = 9,826/x
  3. Step 3: Cross multiply
    16,895.48x = 23,318.64 × 9,826
  4. Step 4: Simplify right side
    16,895.48x = 229,128,956.64
  5. Step 5: Solve for x
    x = 229,128,956.64/16,895.48
  6. Step 6: Final answer
    x = 13,561.55

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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.