Home / 26,384.60-39,576.90-8,850.20

Finding the Fourth Proportional to 26,384.60, 39,576.90 and 8,850.20

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Solution

The fourth proportional to 26,384.60, 39,576.90 and 8,850.20 is: 13,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,384.60 : 39,576.90 = 8,850.20 : x
  2. Step 2: Convert to fraction form
    26,384.60/39,576.90 = 8,850.20/x
  3. Step 3: Cross multiply
    26,384.60x = 39,576.90 × 8,850.20
  4. Step 4: Simplify right side
    26,384.60x = 350,263,480.38
  5. Step 5: Solve for x
    x = 350,263,480.38/26,384.60
  6. Step 6: Final answer
    x = 13,275.30

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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.