Home / 19,702.35-29,553.24-9,166.48

Finding the Fourth Proportional to 19,702.35, 29,553.24 and 9,166.48

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Solution

The fourth proportional to 19,702.35, 29,553.24 and 9,166.48 is: 13,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.35 : 29,553.24 = 9,166.48 : x
  2. Step 2: Convert to fraction form
    19,702.35/29,553.24 = 9,166.48/x
  3. Step 3: Cross multiply
    19,702.35x = 29,553.24 × 9,166.48
  4. Step 4: Simplify right side
    19,702.35x = 270,899,214.11
  5. Step 5: Solve for x
    x = 270,899,214.11/19,702.35
  6. Step 6: Final answer
    x = 13,749.59

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1.5x scale

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.