Home / 20,589.07-30,883.38-5,006.71

Finding the Fourth Proportional to 20,589.07, 30,883.38 and 5,006.71

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Solution

The fourth proportional to 20,589.07, 30,883.38 and 5,006.71 is: 7,510.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,589.07 : 30,883.38 = 5,006.71 : x
  2. Step 2: Convert to fraction form
    20,589.07/30,883.38 = 5,006.71/x
  3. Step 3: Cross multiply
    20,589.07x = 30,883.38 × 5,006.71
  4. Step 4: Simplify right side
    20,589.07x = 154,624,127.48
  5. Step 5: Solve for x
    x = 154,624,127.48/20,589.07
  6. Step 6: Final answer
    x = 7,510.01

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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.