Home / 39,920.44-59,864.19-13,627.30

Finding the Fourth Proportional to 39,920.44, 59,864.19 and 13,627.30

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Solution

The fourth proportional to 39,920.44, 59,864.19 and 13,627.30 is: 20,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920.44 : 59,864.19 = 13,627.30 : x
  2. Step 2: Convert to fraction form
    39,920.44/59,864.19 = 13,627.30/x
  3. Step 3: Cross multiply
    39,920.44x = 59,864.19 × 13,627.30
  4. Step 4: Simplify right side
    39,920.44x = 815,787,208.25
  5. Step 5: Solve for x
    x = 815,787,208.25/39,920.44
  6. Step 6: Final answer
    x = 20,435.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.