Home / 19,537.52-29,309.88-6,390.62

Finding the Fourth Proportional to 19,537.52, 29,309.88 and 6,390.62

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Solution

The fourth proportional to 19,537.52, 29,309.88 and 6,390.62 is: 9,587.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.52 : 29,309.88 = 6,390.62 : x
  2. Step 2: Convert to fraction form
    19,537.52/29,309.88 = 6,390.62/x
  3. Step 3: Cross multiply
    19,537.52x = 29,309.88 × 6,390.62
  4. Step 4: Simplify right side
    19,537.52x = 187,308,305.33
  5. Step 5: Solve for x
    x = 187,308,305.33/19,537.52
  6. Step 6: Final answer
    x = 9,587.11

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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.