Home / 39,673.35-59,511.45-13,378.32

Finding the Fourth Proportional to 39,673.35, 59,511.45 and 13,378.32

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Solution

The fourth proportional to 39,673.35, 59,511.45 and 13,378.32 is: 20,067.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,673.35 : 59,511.45 = 13,378.32 : x
  2. Step 2: Convert to fraction form
    39,673.35/59,511.45 = 13,378.32/x
  3. Step 3: Cross multiply
    39,673.35x = 59,511.45 × 13,378.32
  4. Step 4: Simplify right side
    39,673.35x = 796,163,221.76
  5. Step 5: Solve for x
    x = 796,163,221.76/39,673.35
  6. Step 6: Final answer
    x = 20,067.96

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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.