Home / 16,873.59-23,286.60-9,705.77

Finding the Fourth Proportional to 16,873.59, 23,286.60 and 9,705.77

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Solution

The fourth proportional to 16,873.59, 23,286.60 and 9,705.77 is: 13,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873.59 : 23,286.60 = 9,705.77 : x
  2. Step 2: Convert to fraction form
    16,873.59/23,286.60 = 9,705.77/x
  3. Step 3: Cross multiply
    16,873.59x = 23,286.60 × 9,705.77
  4. Step 4: Simplify right side
    16,873.59x = 226,014,267.25
  5. Step 5: Solve for x
    x = 226,014,267.25/16,873.59
  6. Step 6: Final answer
    x = 13,394.56

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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.