Home / 15,882.60-23,816.20-4,787.22

Finding the Fourth Proportional to 15,882.60, 23,816.20 and 4,787.22

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Solution

The fourth proportional to 15,882.60, 23,816.20 and 4,787.22 is: 7,178.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.60 : 23,816.20 = 4,787.22 : x
  2. Step 2: Convert to fraction form
    15,882.60/23,816.20 = 4,787.22/x
  3. Step 3: Cross multiply
    15,882.60x = 23,816.20 × 4,787.22
  4. Step 4: Simplify right side
    15,882.60x = 114,013,388.96
  5. Step 5: Solve for x
    x = 114,013,388.96/15,882.60
  6. Step 6: Final answer
    x = 7,178.51

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1.5x scale

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.