Home / 20,601.16-30,901.14-5,018.56

Finding the Fourth Proportional to 20,601.16, 30,901.14 and 5,018.56

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Solution

The fourth proportional to 20,601.16, 30,901.14 and 5,018.56 is: 7,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,601.16 : 30,901.14 = 5,018.56 : x
  2. Step 2: Convert to fraction form
    20,601.16/30,901.14 = 5,018.56/x
  3. Step 3: Cross multiply
    20,601.16x = 30,901.14 × 5,018.56
  4. Step 4: Simplify right side
    20,601.16x = 155,079,225.16
  5. Step 5: Solve for x
    x = 155,079,225.16/20,601.16
  6. Step 6: Final answer
    x = 7,527.69

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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.