Home / 51,252.58-76,882.11-21,666.52

Finding the Fourth Proportional to 51,252.58, 76,882.11 and 21,666.52

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Solution

The fourth proportional to 51,252.58, 76,882.11 and 21,666.52 is: 32,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.58 : 76,882.11 = 21,666.52 : x
  2. Step 2: Convert to fraction form
    51,252.58/76,882.11 = 21,666.52/x
  3. Step 3: Cross multiply
    51,252.58x = 76,882.11 × 21,666.52
  4. Step 4: Simplify right side
    51,252.58x = 1,665,767,773.96
  5. Step 5: Solve for x
    x = 1,665,767,773.96/51,252.58
  6. Step 6: Final answer
    x = 32,501.15

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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.