Home / 39,964.83-59,948.25-13,669.39

Finding the Fourth Proportional to 39,964.83, 59,948.25 and 13,669.39

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Solution

The fourth proportional to 39,964.83, 59,948.25 and 13,669.39 is: 20,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.83 : 59,948.25 = 13,669.39 : x
  2. Step 2: Convert to fraction form
    39,964.83/59,948.25 = 13,669.39/x
  3. Step 3: Cross multiply
    39,964.83x = 59,948.25 × 13,669.39
  4. Step 4: Simplify right side
    39,964.83x = 819,456,009.07
  5. Step 5: Solve for x
    x = 819,456,009.07/39,964.83
  6. Step 6: Final answer
    x = 20,504.43

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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.