Home / 15,900.81-23,850.60-6,538.23

Finding the Fourth Proportional to 15,900.81, 23,850.60 and 6,538.23

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Solution

The fourth proportional to 15,900.81, 23,850.60 and 6,538.23 is: 9,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.81 : 23,850.60 = 6,538.23 : x
  2. Step 2: Convert to fraction form
    15,900.81/23,850.60 = 6,538.23/x
  3. Step 3: Cross multiply
    15,900.81x = 23,850.60 × 6,538.23
  4. Step 4: Simplify right side
    15,900.81x = 155,940,708.44
  5. Step 5: Solve for x
    x = 155,940,708.44/15,900.81
  6. Step 6: Final answer
    x = 9,807.09

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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.