Home / 39,633.76-59,453.88-13,331.44

Finding the Fourth Proportional to 39,633.76, 59,453.88 and 13,331.44

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Solution

The fourth proportional to 39,633.76, 59,453.88 and 13,331.44 is: 19,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,633.76 : 59,453.88 = 13,331.44 : x
  2. Step 2: Convert to fraction form
    39,633.76/59,453.88 = 13,331.44/x
  3. Step 3: Cross multiply
    39,633.76x = 59,453.88 × 13,331.44
  4. Step 4: Simplify right side
    39,633.76x = 792,605,833.99
  5. Step 5: Solve for x
    x = 792,605,833.99/39,633.76
  6. Step 6: Final answer
    x = 19,998.25

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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.