Home / 19,739-29,613.18-5,888.36

Finding the Fourth Proportional to 19,739, 29,613.18 and 5,888.36

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Solution

The fourth proportional to 19,739, 29,613.18 and 5,888.36 is: 8,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739 : 29,613.18 = 5,888.36 : x
  2. Step 2: Convert to fraction form
    19,739/29,613.18 = 5,888.36/x
  3. Step 3: Cross multiply
    19,739x = 29,613.18 × 5,888.36
  4. Step 4: Simplify right side
    19,739x = 174,373,064.58
  5. Step 5: Solve for x
    x = 174,373,064.58/19,739
  6. Step 6: Final answer
    x = 8,833.94

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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.