Home / 40,609.31-60,924.33-15,642.65

Finding the Fourth Proportional to 40,609.31, 60,924.33 and 15,642.65

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Solution

The fourth proportional to 40,609.31, 60,924.33 and 15,642.65 is: 23,467.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.31 : 60,924.33 = 15,642.65 : x
  2. Step 2: Convert to fraction form
    40,609.31/60,924.33 = 15,642.65/x
  3. Step 3: Cross multiply
    40,609.31x = 60,924.33 × 15,642.65
  4. Step 4: Simplify right side
    40,609.31x = 953,018,122.99
  5. Step 5: Solve for x
    x = 953,018,122.99/40,609.31
  6. Step 6: Final answer
    x = 23,467.97

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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.