Home / 15,621.89-23,436.30-4,529.03

Finding the Fourth Proportional to 15,621.89, 23,436.30 and 4,529.03

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Solution

The fourth proportional to 15,621.89, 23,436.30 and 4,529.03 is: 6,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621.89 : 23,436.30 = 4,529.03 : x
  2. Step 2: Convert to fraction form
    15,621.89/23,436.30 = 4,529.03/x
  3. Step 3: Cross multiply
    15,621.89x = 23,436.30 × 4,529.03
  4. Step 4: Simplify right side
    15,621.89x = 106,143,705.79
  5. Step 5: Solve for x
    x = 106,143,705.79/15,621.89
  6. Step 6: Final answer
    x = 6,794.55

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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.