Home / 19,164.90-28,750.04-8,064.66

Finding the Fourth Proportional to 19,164.90, 28,750.04 and 8,064.66

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Solution

The fourth proportional to 19,164.90, 28,750.04 and 8,064.66 is: 12,098.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.90 : 28,750.04 = 8,064.66 : x
  2. Step 2: Convert to fraction form
    19,164.90/28,750.04 = 8,064.66/x
  3. Step 3: Cross multiply
    19,164.90x = 28,750.04 × 8,064.66
  4. Step 4: Simplify right side
    19,164.90x = 231,859,297.59
  5. Step 5: Solve for x
    x = 231,859,297.59/19,164.90
  6. Step 6: Final answer
    x = 12,098.12

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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.