Home / 31,518.33-43,558.01-25,844.28

Finding the Fourth Proportional to 31,518.33, 43,558.01 and 25,844.28

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Solution

The fourth proportional to 31,518.33, 43,558.01 and 25,844.28 is: 35,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518.33 : 43,558.01 = 25,844.28 : x
  2. Step 2: Convert to fraction form
    31,518.33/43,558.01 = 25,844.28/x
  3. Step 3: Cross multiply
    31,518.33x = 43,558.01 × 25,844.28
  4. Step 4: Simplify right side
    31,518.33x = 1,125,725,277.46
  5. Step 5: Solve for x
    x = 1,125,725,277.46/31,518.33
  6. Step 6: Final answer
    x = 35,716.53

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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.