Home / 16,079.10-22,190.34-9,707.26

Finding the Fourth Proportional to 16,079.10, 22,190.34 and 9,707.26

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Solution

The fourth proportional to 16,079.10, 22,190.34 and 9,707.26 is: 13,396.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.10 : 22,190.34 = 9,707.26 : x
  2. Step 2: Convert to fraction form
    16,079.10/22,190.34 = 9,707.26/x
  3. Step 3: Cross multiply
    16,079.10x = 22,190.34 × 9,707.26
  4. Step 4: Simplify right side
    16,079.10x = 215,407,399.87
  5. Step 5: Solve for x
    x = 215,407,399.87/16,079.10
  6. Step 6: Final answer
    x = 13,396.73

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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.