Home / 19,284.90-28,929.51-6,132.66

Finding the Fourth Proportional to 19,284.90, 28,929.51 and 6,132.66

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Solution

The fourth proportional to 19,284.90, 28,929.51 and 6,132.66 is: 9,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.90 : 28,929.51 = 6,132.66 : x
  2. Step 2: Convert to fraction form
    19,284.90/28,929.51 = 6,132.66/x
  3. Step 3: Cross multiply
    19,284.90x = 28,929.51 × 6,132.66
  4. Step 4: Simplify right side
    19,284.90x = 177,414,848.80
  5. Step 5: Solve for x
    x = 177,414,848.80/19,284.90
  6. Step 6: Final answer
    x = 9,199.68

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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.