Home / 19,315.44-28,954.67-6,159.29

Finding the Fourth Proportional to 19,315.44, 28,954.67 and 6,159.29

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Solution

The fourth proportional to 19,315.44, 28,954.67 and 6,159.29 is: 9,233.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315.44 : 28,954.67 = 6,159.29 : x
  2. Step 2: Convert to fraction form
    19,315.44/28,954.67 = 6,159.29/x
  3. Step 3: Cross multiply
    19,315.44x = 28,954.67 × 6,159.29
  4. Step 4: Simplify right side
    19,315.44x = 178,340,033.81
  5. Step 5: Solve for x
    x = 178,340,033.81/19,315.44
  6. Step 6: Final answer
    x = 9,233.03

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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.