Home / 22,008.97-30,372.13-11,937.23

Finding the Fourth Proportional to 22,008.97, 30,372.13 and 11,937.23

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Solution

The fourth proportional to 22,008.97, 30,372.13 and 11,937.23 is: 16,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.97 : 30,372.13 = 11,937.23 : x
  2. Step 2: Convert to fraction form
    22,008.97/30,372.13 = 11,937.23/x
  3. Step 3: Cross multiply
    22,008.97x = 30,372.13 × 11,937.23
  4. Step 4: Simplify right side
    22,008.97x = 362,559,101.40
  5. Step 5: Solve for x
    x = 362,559,101.40/22,008.97
  6. Step 6: Final answer
    x = 16,473.24

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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.