Home / 29,235.90-43,860.39-13,645.02

Finding the Fourth Proportional to 29,235.90, 43,860.39 and 13,645.02

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Solution

The fourth proportional to 29,235.90, 43,860.39 and 13,645.02 is: 20,470.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,235.90 : 43,860.39 = 13,645.02 : x
  2. Step 2: Convert to fraction form
    29,235.90/43,860.39 = 13,645.02/x
  3. Step 3: Cross multiply
    29,235.90x = 43,860.39 × 13,645.02
  4. Step 4: Simplify right side
    29,235.90x = 598,475,898.76
  5. Step 5: Solve for x
    x = 598,475,898.76/29,235.90
  6. Step 6: Final answer
    x = 20,470.58

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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.