Home / 38,212.33-52,732.01-21,216.14

Finding the Fourth Proportional to 38,212.33, 52,732.01 and 21,216.14

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Solution

The fourth proportional to 38,212.33, 52,732.01 and 21,216.14 is: 29,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.33 : 52,732.01 = 21,216.14 : x
  2. Step 2: Convert to fraction form
    38,212.33/52,732.01 = 21,216.14/x
  3. Step 3: Cross multiply
    38,212.33x = 52,732.01 × 21,216.14
  4. Step 4: Simplify right side
    38,212.33x = 1,118,769,734.84
  5. Step 5: Solve for x
    x = 1,118,769,734.84/38,212.33
  6. Step 6: Final answer
    x = 29,277.71

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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.