Home / 15,977.51-23,976.93-5,589.26

Finding the Fourth Proportional to 15,977.51, 23,976.93 and 5,589.26

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Solution

The fourth proportional to 15,977.51, 23,976.93 and 5,589.26 is: 8,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.51 : 23,976.93 = 5,589.26 : x
  2. Step 2: Convert to fraction form
    15,977.51/23,976.93 = 5,589.26/x
  3. Step 3: Cross multiply
    15,977.51x = 23,976.93 × 5,589.26
  4. Step 4: Simplify right side
    15,977.51x = 134,013,295.77
  5. Step 5: Solve for x
    x = 134,013,295.77/15,977.51
  6. Step 6: Final answer
    x = 8,387.62

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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.