Home / 29,268.67-40,389.87-16,521.65

Finding the Fourth Proportional to 29,268.67, 40,389.87 and 16,521.65

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Solution

The fourth proportional to 29,268.67, 40,389.87 and 16,521.65 is: 22,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,268.67 : 40,389.87 = 16,521.65 : x
  2. Step 2: Convert to fraction form
    29,268.67/40,389.87 = 16,521.65/x
  3. Step 3: Cross multiply
    29,268.67x = 40,389.87 × 16,521.65
  4. Step 4: Simplify right side
    29,268.67x = 667,307,054.16
  5. Step 5: Solve for x
    x = 667,307,054.16/29,268.67
  6. Step 6: Final answer
    x = 22,799.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.