Home / 16,917.72-23,346.60-9,465.72

Finding the Fourth Proportional to 16,917.72, 23,346.60 and 9,465.72

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Solution

The fourth proportional to 16,917.72, 23,346.60 and 9,465.72 is: 13,062.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.72 : 23,346.60 = 9,465.72 : x
  2. Step 2: Convert to fraction form
    16,917.72/23,346.60 = 9,465.72/x
  3. Step 3: Cross multiply
    16,917.72x = 23,346.60 × 9,465.72
  4. Step 4: Simplify right side
    16,917.72x = 220,992,378.55
  5. Step 5: Solve for x
    x = 220,992,378.55/16,917.72
  6. Step 6: Final answer
    x = 13,062.78

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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.