Home / 26,181.11-36,135.98-15,576.80

Finding the Fourth Proportional to 26,181.11, 36,135.98 and 15,576.80

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Solution

The fourth proportional to 26,181.11, 36,135.98 and 15,576.80 is: 21,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,181.11 : 36,135.98 = 15,576.80 : x
  2. Step 2: Convert to fraction form
    26,181.11/36,135.98 = 15,576.80/x
  3. Step 3: Cross multiply
    26,181.11x = 36,135.98 × 15,576.80
  4. Step 4: Simplify right side
    26,181.11x = 562,882,674.70
  5. Step 5: Solve for x
    x = 562,882,674.70/26,181.11
  6. Step 6: Final answer
    x = 21,499.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.