Home / 29,987.25-41,386.05-17,412

Finding the Fourth Proportional to 29,987.25, 41,386.05 and 17,412

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Solution

The fourth proportional to 29,987.25, 41,386.05 and 17,412 is: 24,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,987.25 : 41,386.05 = 17,412 : x
  2. Step 2: Convert to fraction form
    29,987.25/41,386.05 = 17,412/x
  3. Step 3: Cross multiply
    29,987.25x = 41,386.05 × 17,412
  4. Step 4: Simplify right side
    29,987.25x = 720,613,902.60
  5. Step 5: Solve for x
    x = 720,613,902.60/29,987.25
  6. Step 6: Final answer
    x = 24,030.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.