Home / 43,006.50-64,512.18-15,304.50

Finding the Fourth Proportional to 43,006.50, 64,512.18 and 15,304.50

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Solution

The fourth proportional to 43,006.50, 64,512.18 and 15,304.50 is: 22,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,006.50 : 64,512.18 = 15,304.50 : x
  2. Step 2: Convert to fraction form
    43,006.50/64,512.18 = 15,304.50/x
  3. Step 3: Cross multiply
    43,006.50x = 64,512.18 × 15,304.50
  4. Step 4: Simplify right side
    43,006.50x = 987,326,658.81
  5. Step 5: Solve for x
    x = 987,326,658.81/43,006.50
  6. Step 6: Final answer
    x = 22,957.61

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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.