Home / 22,066.26-30,451.48-12,130.26

Finding the Fourth Proportional to 22,066.26, 30,451.48 and 12,130.26

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Solution

The fourth proportional to 22,066.26, 30,451.48 and 12,130.26 is: 16,739.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.26 : 30,451.48 = 12,130.26 : x
  2. Step 2: Convert to fraction form
    22,066.26/30,451.48 = 12,130.26/x
  3. Step 3: Cross multiply
    22,066.26x = 30,451.48 × 12,130.26
  4. Step 4: Simplify right side
    22,066.26x = 369,384,369.78
  5. Step 5: Solve for x
    x = 369,384,369.78/22,066.26
  6. Step 6: Final answer
    x = 16,739.78

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Double scale
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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.