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Finding the Fourth Proportional to 21,596.04, 32,398.98 and 6,804.88

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Solution

The fourth proportional to 21,596.04, 32,398.98 and 6,804.88 is: 10,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596.04 : 32,398.98 = 6,804.88 : x
  2. Step 2: Convert to fraction form
    21,596.04/32,398.98 = 6,804.88/x
  3. Step 3: Cross multiply
    21,596.04x = 32,398.98 × 6,804.88
  4. Step 4: Simplify right side
    21,596.04x = 220,471,171.02
  5. Step 5: Solve for x
    x = 220,471,171.02/21,596.04
  6. Step 6: Final answer
    x = 10,208.87

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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.