Home / 45,867.90-68,735.97-19,565.58

Finding the Fourth Proportional to 45,867.90, 68,735.97 and 19,565.58

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Solution

The fourth proportional to 45,867.90, 68,735.97 and 19,565.58 is: 29,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,867.90 : 68,735.97 = 19,565.58 : x
  2. Step 2: Convert to fraction form
    45,867.90/68,735.97 = 19,565.58/x
  3. Step 3: Cross multiply
    45,867.90x = 68,735.97 × 19,565.58
  4. Step 4: Simplify right side
    45,867.90x = 1,344,859,119.91
  5. Step 5: Solve for x
    x = 1,344,859,119.91/45,867.90
  6. Step 6: Final answer
    x = 29,320.27

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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.