Home / 19,703.03-29,537.90-9,167.60

Finding the Fourth Proportional to 19,703.03, 29,537.90 and 9,167.60

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Solution

The fourth proportional to 19,703.03, 29,537.90 and 9,167.60 is: 13,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.03 : 29,537.90 = 9,167.60 : x
  2. Step 2: Convert to fraction form
    19,703.03/29,537.90 = 9,167.60/x
  3. Step 3: Cross multiply
    19,703.03x = 29,537.90 × 9,167.60
  4. Step 4: Simplify right side
    19,703.03x = 270,791,714.43
  5. Step 5: Solve for x
    x = 270,791,714.43/19,703.03
  6. Step 6: Final answer
    x = 13,743.66

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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.