Home / 16,315.43-22,518.92-9,245.75

Finding the Fourth Proportional to 16,315.43, 22,518.92 and 9,245.75

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Solution

The fourth proportional to 16,315.43, 22,518.92 and 9,245.75 is: 12,761.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.43 : 22,518.92 = 9,245.75 : x
  2. Step 2: Convert to fraction form
    16,315.43/22,518.92 = 9,245.75/x
  3. Step 3: Cross multiply
    16,315.43x = 22,518.92 × 9,245.75
  4. Step 4: Simplify right side
    16,315.43x = 208,204,258.36
  5. Step 5: Solve for x
    x = 208,204,258.36/16,315.43
  6. Step 6: Final answer
    x = 12,761.19

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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.