Home / 39,631.76-59,450.88-13,329.44

Finding the Fourth Proportional to 39,631.76, 59,450.88 and 13,329.44

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Solution

The fourth proportional to 39,631.76, 59,450.88 and 13,329.44 is: 19,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631.76 : 59,450.88 = 13,329.44 : x
  2. Step 2: Convert to fraction form
    39,631.76/59,450.88 = 13,329.44/x
  3. Step 3: Cross multiply
    39,631.76x = 59,450.88 × 13,329.44
  4. Step 4: Simplify right side
    39,631.76x = 792,446,937.91
  5. Step 5: Solve for x
    x = 792,446,937.91/39,631.76
  6. Step 6: Final answer
    x = 19,995.25

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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.