Home / 29,721.43-41,013.18-17,143.75

Finding the Fourth Proportional to 29,721.43, 41,013.18 and 17,143.75

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Solution

The fourth proportional to 29,721.43, 41,013.18 and 17,143.75 is: 23,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.43 : 41,013.18 = 17,143.75 : x
  2. Step 2: Convert to fraction form
    29,721.43/41,013.18 = 17,143.75/x
  3. Step 3: Cross multiply
    29,721.43x = 41,013.18 × 17,143.75
  4. Step 4: Simplify right side
    29,721.43x = 703,119,704.63
  5. Step 5: Solve for x
    x = 703,119,704.63/29,721.43
  6. Step 6: Final answer
    x = 23,656.99

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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.