Home / 15,741.80-23,612.62-5,878.52

Finding the Fourth Proportional to 15,741.80, 23,612.62 and 5,878.52

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Solution

The fourth proportional to 15,741.80, 23,612.62 and 5,878.52 is: 8,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.80 : 23,612.62 = 5,878.52 : x
  2. Step 2: Convert to fraction form
    15,741.80/23,612.62 = 5,878.52/x
  3. Step 3: Cross multiply
    15,741.80x = 23,612.62 × 5,878.52
  4. Step 4: Simplify right side
    15,741.80x = 138,807,258.92
  5. Step 5: Solve for x
    x = 138,807,258.92/15,741.80
  6. Step 6: Final answer
    x = 8,817.75

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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.