Home / 40,252.80-60,389.64-15,293.28

Finding the Fourth Proportional to 40,252.80, 60,389.64 and 15,293.28

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Solution

The fourth proportional to 40,252.80, 60,389.64 and 15,293.28 is: 22,943.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,252.80 : 60,389.64 = 15,293.28 : x
  2. Step 2: Convert to fraction form
    40,252.80/60,389.64 = 15,293.28/x
  3. Step 3: Cross multiply
    40,252.80x = 60,389.64 × 15,293.28
  4. Step 4: Simplify right side
    40,252.80x = 923,555,673.62
  5. Step 5: Solve for x
    x = 923,555,673.62/40,252.80
  6. Step 6: Final answer
    x = 22,943.89

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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.