Home / 16,020.90-22,104.01-9,305.24

Finding the Fourth Proportional to 16,020.90, 22,104.01 and 9,305.24

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Solution

The fourth proportional to 16,020.90, 22,104.01 and 9,305.24 is: 12,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.90 : 22,104.01 = 9,305.24 : x
  2. Step 2: Convert to fraction form
    16,020.90/22,104.01 = 9,305.24/x
  3. Step 3: Cross multiply
    16,020.90x = 22,104.01 × 9,305.24
  4. Step 4: Simplify right side
    16,020.90x = 205,683,019.12
  5. Step 5: Solve for x
    x = 205,683,019.12/16,020.90
  6. Step 6: Final answer
    x = 12,838.42

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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.