Home / 29,718.38-41,012.58-17,143.13

Finding the Fourth Proportional to 29,718.38, 41,012.58 and 17,143.13

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Solution

The fourth proportional to 29,718.38, 41,012.58 and 17,143.13 is: 23,658.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,718.38 : 41,012.58 = 17,143.13 : x
  2. Step 2: Convert to fraction form
    29,718.38/41,012.58 = 17,143.13/x
  3. Step 3: Cross multiply
    29,718.38x = 41,012.58 × 17,143.13
  4. Step 4: Simplify right side
    29,718.38x = 703,083,785.51
  5. Step 5: Solve for x
    x = 703,083,785.51/29,718.38
  6. Step 6: Final answer
    x = 23,658.22

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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.