Home / 32,940.88-49,420.60-13,233.28

Finding the Fourth Proportional to 32,940.88, 49,420.60 and 13,233.28

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Solution

The fourth proportional to 32,940.88, 49,420.60 and 13,233.28 is: 19,853.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,940.88 : 49,420.60 = 13,233.28 : x
  2. Step 2: Convert to fraction form
    32,940.88/49,420.60 = 13,233.28/x
  3. Step 3: Cross multiply
    32,940.88x = 49,420.60 × 13,233.28
  4. Step 4: Simplify right side
    32,940.88x = 653,996,637.57
  5. Step 5: Solve for x
    x = 653,996,637.57/32,940.88
  6. Step 6: Final answer
    x = 19,853.65

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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.