Home / 38,405.80-57,585.66-15,004.36

Finding the Fourth Proportional to 38,405.80, 57,585.66 and 15,004.36

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Solution

The fourth proportional to 38,405.80, 57,585.66 and 15,004.36 is: 22,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,405.80 : 57,585.66 = 15,004.36 : x
  2. Step 2: Convert to fraction form
    38,405.80/57,585.66 = 15,004.36/x
  3. Step 3: Cross multiply
    38,405.80x = 57,585.66 × 15,004.36
  4. Step 4: Simplify right side
    38,405.80x = 864,035,973.48
  5. Step 5: Solve for x
    x = 864,035,973.48/38,405.80
  6. Step 6: Final answer
    x = 22,497.54

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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.