Home / 38,635.06-57,957.15-13,669.90

Finding the Fourth Proportional to 38,635.06, 57,957.15 and 13,669.90

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Solution

The fourth proportional to 38,635.06, 57,957.15 and 13,669.90 is: 20,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,635.06 : 57,957.15 = 13,669.90 : x
  2. Step 2: Convert to fraction form
    38,635.06/57,957.15 = 13,669.90/x
  3. Step 3: Cross multiply
    38,635.06x = 57,957.15 × 13,669.90
  4. Step 4: Simplify right side
    38,635.06x = 792,268,444.79
  5. Step 5: Solve for x
    x = 792,268,444.79/38,635.06
  6. Step 6: Final answer
    x = 20,506.46

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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.