Home / 20,162.45-30,248.64-7,014.94

Finding the Fourth Proportional to 20,162.45, 30,248.64 and 7,014.94

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Solution

The fourth proportional to 20,162.45, 30,248.64 and 7,014.94 is: 10,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162.45 : 30,248.64 = 7,014.94 : x
  2. Step 2: Convert to fraction form
    20,162.45/30,248.64 = 7,014.94/x
  3. Step 3: Cross multiply
    20,162.45x = 30,248.64 × 7,014.94
  4. Step 4: Simplify right side
    20,162.45x = 212,192,208.36
  5. Step 5: Solve for x
    x = 212,192,208.36/20,162.45
  6. Step 6: Final answer
    x = 10,524.13

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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.