Home / 21,976.80-32,965.08-5,336.84

Finding the Fourth Proportional to 21,976.80, 32,965.08 and 5,336.84

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Solution

The fourth proportional to 21,976.80, 32,965.08 and 5,336.84 is: 8,005.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,976.80 : 32,965.08 = 5,336.84 : x
  2. Step 2: Convert to fraction form
    21,976.80/32,965.08 = 5,336.84/x
  3. Step 3: Cross multiply
    21,976.80x = 32,965.08 × 5,336.84
  4. Step 4: Simplify right side
    21,976.80x = 175,929,357.55
  5. Step 5: Solve for x
    x = 175,929,357.55/21,976.80
  6. Step 6: Final answer
    x = 8,005.23

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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.