Home / 16,399.04-22,630.19-9,229.37

Finding the Fourth Proportional to 16,399.04, 22,630.19 and 9,229.37

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Solution

The fourth proportional to 16,399.04, 22,630.19 and 9,229.37 is: 12,736.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,399.04 : 22,630.19 = 9,229.37 : x
  2. Step 2: Convert to fraction form
    16,399.04/22,630.19 = 9,229.37/x
  3. Step 3: Cross multiply
    16,399.04x = 22,630.19 × 9,229.37
  4. Step 4: Simplify right side
    16,399.04x = 208,862,237.38
  5. Step 5: Solve for x
    x = 208,862,237.38/16,399.04
  6. Step 6: Final answer
    x = 12,736.25

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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.