Home / 17,934.21-24,755.85-15,406.17

Finding the Fourth Proportional to 17,934.21, 24,755.85 and 15,406.17

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Solution

The fourth proportional to 17,934.21, 24,755.85 and 15,406.17 is: 21,266.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,934.21 : 24,755.85 = 15,406.17 : x
  2. Step 2: Convert to fraction form
    17,934.21/24,755.85 = 15,406.17/x
  3. Step 3: Cross multiply
    17,934.21x = 24,755.85 × 15,406.17
  4. Step 4: Simplify right side
    17,934.21x = 381,392,833.59
  5. Step 5: Solve for x
    x = 381,392,833.59/17,934.21
  6. Step 6: Final answer
    x = 21,266.22

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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.