Home / 39,221.18-54,097.88-25,788.14

Finding the Fourth Proportional to 39,221.18, 54,097.88 and 25,788.14

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Solution

The fourth proportional to 39,221.18, 54,097.88 and 25,788.14 is: 35,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.18 : 54,097.88 = 25,788.14 : x
  2. Step 2: Convert to fraction form
    39,221.18/54,097.88 = 25,788.14/x
  3. Step 3: Cross multiply
    39,221.18x = 54,097.88 × 25,788.14
  4. Step 4: Simplify right side
    39,221.18x = 1,395,083,703.14
  5. Step 5: Solve for x
    x = 1,395,083,703.14/39,221.18
  6. Step 6: Final answer
    x = 35,569.65

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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.