Home / 26,205.66-36,159.74-15,025.50

Finding the Fourth Proportional to 26,205.66, 36,159.74 and 15,025.50

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Solution

The fourth proportional to 26,205.66, 36,159.74 and 15,025.50 is: 20,732.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,205.66 : 36,159.74 = 15,025.50 : x
  2. Step 2: Convert to fraction form
    26,205.66/36,159.74 = 15,025.50/x
  3. Step 3: Cross multiply
    26,205.66x = 36,159.74 × 15,025.50
  4. Step 4: Simplify right side
    26,205.66x = 543,318,173.37
  5. Step 5: Solve for x
    x = 543,318,173.37/26,205.66
  6. Step 6: Final answer
    x = 20,732.86

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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.