Home / 15,979.30-23,968.80-4,132.04

Finding the Fourth Proportional to 15,979.30, 23,968.80 and 4,132.04

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Solution

The fourth proportional to 15,979.30, 23,968.80 and 4,132.04 is: 6,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,979.30 : 23,968.80 = 4,132.04 : x
  2. Step 2: Convert to fraction form
    15,979.30/23,968.80 = 4,132.04/x
  3. Step 3: Cross multiply
    15,979.30x = 23,968.80 × 4,132.04
  4. Step 4: Simplify right side
    15,979.30x = 99,039,920.51
  5. Step 5: Solve for x
    x = 99,039,920.51/15,979.30
  6. Step 6: Final answer
    x = 6,198.01

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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.