Home / 43,107.18-64,644.63-15,020.02

Finding the Fourth Proportional to 43,107.18, 64,644.63 and 15,020.02

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Solution

The fourth proportional to 43,107.18, 64,644.63 and 15,020.02 is: 22,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,107.18 : 64,644.63 = 15,020.02 : x
  2. Step 2: Convert to fraction form
    43,107.18/64,644.63 = 15,020.02/x
  3. Step 3: Cross multiply
    43,107.18x = 64,644.63 × 15,020.02
  4. Step 4: Simplify right side
    43,107.18x = 970,963,635.49
  5. Step 5: Solve for x
    x = 970,963,635.49/43,107.18
  6. Step 6: Final answer
    x = 22,524.41

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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.