Home / 21,731.48-32,599.34-6,936.83

Finding the Fourth Proportional to 21,731.48, 32,599.34 and 6,936.83

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Solution

The fourth proportional to 21,731.48, 32,599.34 and 6,936.83 is: 10,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,731.48 : 32,599.34 = 6,936.83 : x
  2. Step 2: Convert to fraction form
    21,731.48/32,599.34 = 6,936.83/x
  3. Step 3: Cross multiply
    21,731.48x = 32,599.34 × 6,936.83
  4. Step 4: Simplify right side
    21,731.48x = 226,136,079.69
  5. Step 5: Solve for x
    x = 226,136,079.69/21,731.48
  6. Step 6: Final answer
    x = 10,405.92

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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.