Home / 23,490.87-35,236.14-5,721.31

Finding the Fourth Proportional to 23,490.87, 35,236.14 and 5,721.31

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Solution

The fourth proportional to 23,490.87, 35,236.14 and 5,721.31 is: 8,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.87 : 35,236.14 = 5,721.31 : x
  2. Step 2: Convert to fraction form
    23,490.87/35,236.14 = 5,721.31/x
  3. Step 3: Cross multiply
    23,490.87x = 35,236.14 × 5,721.31
  4. Step 4: Simplify right side
    23,490.87x = 201,596,880.14
  5. Step 5: Solve for x
    x = 201,596,880.14/23,490.87
  6. Step 6: Final answer
    x = 8,581.92

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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.