Home / 31,228.26-43,095.69-17,081.12

Finding the Fourth Proportional to 31,228.26, 43,095.69 and 17,081.12

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Solution

The fourth proportional to 31,228.26, 43,095.69 and 17,081.12 is: 23,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.26 : 43,095.69 = 17,081.12 : x
  2. Step 2: Convert to fraction form
    31,228.26/43,095.69 = 17,081.12/x
  3. Step 3: Cross multiply
    31,228.26x = 43,095.69 × 17,081.12
  4. Step 4: Simplify right side
    31,228.26x = 736,122,436.89
  5. Step 5: Solve for x
    x = 736,122,436.89/31,228.26
  6. Step 6: Final answer
    x = 23,572.32

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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.