Home / 39,631.81-59,456.82-13,335.85

Finding the Fourth Proportional to 39,631.81, 59,456.82 and 13,335.85

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Solution

The fourth proportional to 39,631.81, 59,456.82 and 13,335.85 is: 20,006.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,631.81 : 59,456.82 = 13,335.85 : x
  2. Step 2: Convert to fraction form
    39,631.81/59,456.82 = 13,335.85/x
  3. Step 3: Cross multiply
    39,631.81x = 59,456.82 × 13,335.85
  4. Step 4: Simplify right side
    39,631.81x = 792,907,233.00
  5. Step 5: Solve for x
    x = 792,907,233.00/39,631.81
  6. Step 6: Final answer
    x = 20,006.84

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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.