Home / 21,737.22-32,586.12-7,882.98

Finding the Fourth Proportional to 21,737.22, 32,586.12 and 7,882.98

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Solution

The fourth proportional to 21,737.22, 32,586.12 and 7,882.98 is: 11,817.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737.22 : 32,586.12 = 7,882.98 : x
  2. Step 2: Convert to fraction form
    21,737.22/32,586.12 = 7,882.98/x
  3. Step 3: Cross multiply
    21,737.22x = 32,586.12 × 7,882.98
  4. Step 4: Simplify right side
    21,737.22x = 256,875,732.24
  5. Step 5: Solve for x
    x = 256,875,732.24/21,737.22
  6. Step 6: Final answer
    x = 11,817.32

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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.