Home / 19,583.85-29,369.84-5,542.77

Finding the Fourth Proportional to 19,583.85, 29,369.84 and 5,542.77

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Solution

The fourth proportional to 19,583.85, 29,369.84 and 5,542.77 is: 8,312.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.85 : 29,369.84 = 5,542.77 : x
  2. Step 2: Convert to fraction form
    19,583.85/29,369.84 = 5,542.77/x
  3. Step 3: Cross multiply
    19,583.85x = 29,369.84 × 5,542.77
  4. Step 4: Simplify right side
    19,583.85x = 162,790,240.34
  5. Step 5: Solve for x
    x = 162,790,240.34/19,583.85
  6. Step 6: Final answer
    x = 8,312.47

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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.