Home / 15,414.84-23,100.12-7,614.54

Finding the Fourth Proportional to 15,414.84, 23,100.12 and 7,614.54

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Solution

The fourth proportional to 15,414.84, 23,100.12 and 7,614.54 is: 11,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.84 : 23,100.12 = 7,614.54 : x
  2. Step 2: Convert to fraction form
    15,414.84/23,100.12 = 7,614.54/x
  3. Step 3: Cross multiply
    15,414.84x = 23,100.12 × 7,614.54
  4. Step 4: Simplify right side
    15,414.84x = 175,896,787.74
  5. Step 5: Solve for x
    x = 175,896,787.74/15,414.84
  6. Step 6: Final answer
    x = 11,410.87

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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.