Home / 21,636.02-32,455.20-6,843.83

Finding the Fourth Proportional to 21,636.02, 32,455.20 and 6,843.83

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Solution

The fourth proportional to 21,636.02, 32,455.20 and 6,843.83 is: 10,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,636.02 : 32,455.20 = 6,843.83 : x
  2. Step 2: Convert to fraction form
    21,636.02/32,455.20 = 6,843.83/x
  3. Step 3: Cross multiply
    21,636.02x = 32,455.20 × 6,843.83
  4. Step 4: Simplify right side
    21,636.02x = 222,117,871.42
  5. Step 5: Solve for x
    x = 222,117,871.42/21,636.02
  6. Step 6: Final answer
    x = 10,266.12

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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.