Home / 26,970.10-37,218.79-15,033.19

Finding the Fourth Proportional to 26,970.10, 37,218.79 and 15,033.19

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Solution

The fourth proportional to 26,970.10, 37,218.79 and 15,033.19 is: 20,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,970.10 : 37,218.79 = 15,033.19 : x
  2. Step 2: Convert to fraction form
    26,970.10/37,218.79 = 15,033.19/x
  3. Step 3: Cross multiply
    26,970.10x = 37,218.79 × 15,033.19
  4. Step 4: Simplify right side
    26,970.10x = 559,517,141.64
  5. Step 5: Solve for x
    x = 559,517,141.64/26,970.10
  6. Step 6: Final answer
    x = 20,745.83

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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.