Home / 16,399.65-22,630.71-9,325.92

Finding the Fourth Proportional to 16,399.65, 22,630.71 and 9,325.92

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Solution

The fourth proportional to 16,399.65, 22,630.71 and 9,325.92 is: 12,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,399.65 : 22,630.71 = 9,325.92 : x
  2. Step 2: Convert to fraction form
    16,399.65/22,630.71 = 9,325.92/x
  3. Step 3: Cross multiply
    16,399.65x = 22,630.71 × 9,325.92
  4. Step 4: Simplify right side
    16,399.65x = 211,052,191.00
  5. Step 5: Solve for x
    x = 211,052,191.00/16,399.65
  6. Step 6: Final answer
    x = 12,869.31

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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.