Home / 18,283.93-27,425.99-5,136.41

Finding the Fourth Proportional to 18,283.93, 27,425.99 and 5,136.41

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Solution

The fourth proportional to 18,283.93, 27,425.99 and 5,136.41 is: 7,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.93 : 27,425.99 = 5,136.41 : x
  2. Step 2: Convert to fraction form
    18,283.93/27,425.99 = 5,136.41/x
  3. Step 3: Cross multiply
    18,283.93x = 27,425.99 × 5,136.41
  4. Step 4: Simplify right side
    18,283.93x = 140,871,210.70
  5. Step 5: Solve for x
    x = 140,871,210.70/18,283.93
  6. Step 6: Final answer
    x = 7,704.65

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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.