Home / 19,702.15-29,536.59-9,166.73

Finding the Fourth Proportional to 19,702.15, 29,536.59 and 9,166.73

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Solution

The fourth proportional to 19,702.15, 29,536.59 and 9,166.73 is: 13,742.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.15 : 29,536.59 = 9,166.73 : x
  2. Step 2: Convert to fraction form
    19,702.15/29,536.59 = 9,166.73/x
  3. Step 3: Cross multiply
    19,702.15x = 29,536.59 × 9,166.73
  4. Step 4: Simplify right side
    19,702.15x = 270,753,945.65
  5. Step 5: Solve for x
    x = 270,753,945.65/19,702.15
  6. Step 6: Final answer
    x = 13,742.36

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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.