Home / 19,537.54-29,306.31-11,221.47

Finding the Fourth Proportional to 19,537.54, 29,306.31 and 11,221.47

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Solution

The fourth proportional to 19,537.54, 29,306.31 and 11,221.47 is: 16,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.54 : 29,306.31 = 11,221.47 : x
  2. Step 2: Convert to fraction form
    19,537.54/29,306.31 = 11,221.47/x
  3. Step 3: Cross multiply
    19,537.54x = 29,306.31 × 11,221.47
  4. Step 4: Simplify right side
    19,537.54x = 328,859,836.40
  5. Step 5: Solve for x
    x = 328,859,836.40/19,537.54
  6. Step 6: Final answer
    x = 16,832.21

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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.