Home / 21,966.06-32,950.89-7,174.65

Finding the Fourth Proportional to 21,966.06, 32,950.89 and 7,174.65

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Solution

The fourth proportional to 21,966.06, 32,950.89 and 7,174.65 is: 10,762.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,966.06 : 32,950.89 = 7,174.65 : x
  2. Step 2: Convert to fraction form
    21,966.06/32,950.89 = 7,174.65/x
  3. Step 3: Cross multiply
    21,966.06x = 32,950.89 × 7,174.65
  4. Step 4: Simplify right side
    21,966.06x = 236,411,102.94
  5. Step 5: Solve for x
    x = 236,411,102.94/21,966.06
  6. Step 6: Final answer
    x = 10,762.56

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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.