Home / 19,376.55-29,077.11-8,283.33

Finding the Fourth Proportional to 19,376.55, 29,077.11 and 8,283.33

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Solution

The fourth proportional to 19,376.55, 29,077.11 and 8,283.33 is: 12,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.55 : 29,077.11 = 8,283.33 : x
  2. Step 2: Convert to fraction form
    19,376.55/29,077.11 = 8,283.33/x
  3. Step 3: Cross multiply
    19,376.55x = 29,077.11 × 8,283.33
  4. Step 4: Simplify right side
    19,376.55x = 240,855,297.58
  5. Step 5: Solve for x
    x = 240,855,297.58/19,376.55
  6. Step 6: Final answer
    x = 12,430.25

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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.