Home / 10,028.20-15,056.10-5,101.17

Finding the Fourth Proportional to 10,028.20, 15,056.10 and 5,101.17

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Solution

The fourth proportional to 10,028.20, 15,056.10 and 5,101.17 is: 7,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.20 : 15,056.10 = 5,101.17 : x
  2. Step 2: Convert to fraction form
    10,028.20/15,056.10 = 5,101.17/x
  3. Step 3: Cross multiply
    10,028.20x = 15,056.10 × 5,101.17
  4. Step 4: Simplify right side
    10,028.20x = 76,803,624.85
  5. Step 5: Solve for x
    x = 76,803,624.85/10,028.20
  6. Step 6: Final answer
    x = 7,658.77

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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.