Home / 16,464.06-22,722.30-9,391.50

Finding the Fourth Proportional to 16,464.06, 22,722.30 and 9,391.50

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Solution

The fourth proportional to 16,464.06, 22,722.30 and 9,391.50 is: 12,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,464.06 : 22,722.30 = 9,391.50 : x
  2. Step 2: Convert to fraction form
    16,464.06/22,722.30 = 9,391.50/x
  3. Step 3: Cross multiply
    16,464.06x = 22,722.30 × 9,391.50
  4. Step 4: Simplify right side
    16,464.06x = 213,396,480.45
  5. Step 5: Solve for x
    x = 213,396,480.45/16,464.06
  6. Step 6: Final answer
    x = 12,961.35

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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.