Home / 31,293.33-43,093.78-29,292.22

Finding the Fourth Proportional to 31,293.33, 43,093.78 and 29,292.22

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Solution

The fourth proportional to 31,293.33, 43,093.78 and 29,292.22 is: 40,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.33 : 43,093.78 = 29,292.22 : x
  2. Step 2: Convert to fraction form
    31,293.33/43,093.78 = 29,292.22/x
  3. Step 3: Cross multiply
    31,293.33x = 43,093.78 × 29,292.22
  4. Step 4: Simplify right side
    31,293.33x = 1,262,312,484.39
  5. Step 5: Solve for x
    x = 1,262,312,484.39/31,293.33
  6. Step 6: Final answer
    x = 40,338.07

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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.