Home / 43,292.22-64,949.79-13,710.54

Finding the Fourth Proportional to 43,292.22, 64,949.79 and 13,710.54

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Solution

The fourth proportional to 43,292.22, 64,949.79 and 13,710.54 is: 20,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,292.22 : 64,949.79 = 13,710.54 : x
  2. Step 2: Convert to fraction form
    43,292.22/64,949.79 = 13,710.54/x
  3. Step 3: Cross multiply
    43,292.22x = 64,949.79 × 13,710.54
  4. Step 4: Simplify right side
    43,292.22x = 890,496,693.79
  5. Step 5: Solve for x
    x = 890,496,693.79/43,292.22
  6. Step 6: Final answer
    x = 20,569.44

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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.