Home / 19,329.71-28,994.18-6,182.06

Finding the Fourth Proportional to 19,329.71, 28,994.18 and 6,182.06

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Solution

The fourth proportional to 19,329.71, 28,994.18 and 6,182.06 is: 9,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.71 : 28,994.18 = 6,182.06 : x
  2. Step 2: Convert to fraction form
    19,329.71/28,994.18 = 6,182.06/x
  3. Step 3: Cross multiply
    19,329.71x = 28,994.18 × 6,182.06
  4. Step 4: Simplify right side
    19,329.71x = 179,243,584.53
  5. Step 5: Solve for x
    x = 179,243,584.53/19,329.71
  6. Step 6: Final answer
    x = 9,272.96

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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.