Home / 20,282.11-30,424.38-9,754.27

Finding the Fourth Proportional to 20,282.11, 30,424.38 and 9,754.27

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Solution

The fourth proportional to 20,282.11, 30,424.38 and 9,754.27 is: 14,631.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,282.11 : 30,424.38 = 9,754.27 : x
  2. Step 2: Convert to fraction form
    20,282.11/30,424.38 = 9,754.27/x
  3. Step 3: Cross multiply
    20,282.11x = 30,424.38 × 9,754.27
  4. Step 4: Simplify right side
    20,282.11x = 296,767,617.10
  5. Step 5: Solve for x
    x = 296,767,617.10/20,282.11
  6. Step 6: Final answer
    x = 14,631.99

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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.