Home / 39,985.46-59,986.64-15,025.73

Finding the Fourth Proportional to 39,985.46, 59,986.64 and 15,025.73

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Solution

The fourth proportional to 39,985.46, 59,986.64 and 15,025.73 is: 22,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,985.46 : 59,986.64 = 15,025.73 : x
  2. Step 2: Convert to fraction form
    39,985.46/59,986.64 = 15,025.73/x
  3. Step 3: Cross multiply
    39,985.46x = 59,986.64 × 15,025.73
  4. Step 4: Simplify right side
    39,985.46x = 901,342,793.88
  5. Step 5: Solve for x
    x = 901,342,793.88/39,985.46
  6. Step 6: Final answer
    x = 22,541.77

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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.