Home / 39,660.54-59,499-13,367.32

Finding the Fourth Proportional to 39,660.54, 59,499 and 13,367.32

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Solution

The fourth proportional to 39,660.54, 59,499 and 13,367.32 is: 20,053.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,660.54 : 59,499 = 13,367.32 : x
  2. Step 2: Convert to fraction form
    39,660.54/59,499 = 13,367.32/x
  3. Step 3: Cross multiply
    39,660.54x = 59,499 × 13,367.32
  4. Step 4: Simplify right side
    39,660.54x = 795,342,172.68
  5. Step 5: Solve for x
    x = 795,342,172.68/39,660.54
  6. Step 6: Final answer
    x = 20,053.74

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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.