Home / 34,482.65-51,732.27-11,990.07

Finding the Fourth Proportional to 34,482.65, 51,732.27 and 11,990.07

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Solution

The fourth proportional to 34,482.65, 51,732.27 and 11,990.07 is: 17,987.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,482.65 : 51,732.27 = 11,990.07 : x
  2. Step 2: Convert to fraction form
    34,482.65/51,732.27 = 11,990.07/x
  3. Step 3: Cross multiply
    34,482.65x = 51,732.27 × 11,990.07
  4. Step 4: Simplify right side
    34,482.65x = 620,273,538.56
  5. Step 5: Solve for x
    x = 620,273,538.56/34,482.65
  6. Step 6: Final answer
    x = 17,987.99

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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.