Home / 39,845.84-59,768.82-13,552.70

Finding the Fourth Proportional to 39,845.84, 59,768.82 and 13,552.70

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Solution

The fourth proportional to 39,845.84, 59,768.82 and 13,552.70 is: 20,329.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,845.84 : 59,768.82 = 13,552.70 : x
  2. Step 2: Convert to fraction form
    39,845.84/59,768.82 = 13,552.70/x
  3. Step 3: Cross multiply
    39,845.84x = 59,768.82 × 13,552.70
  4. Step 4: Simplify right side
    39,845.84x = 810,028,587.97
  5. Step 5: Solve for x
    x = 810,028,587.97/39,845.84
  6. Step 6: Final answer
    x = 20,329.07

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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.