Home / 26,974.40-37,220.16-15,035.12

Finding the Fourth Proportional to 26,974.40, 37,220.16 and 15,035.12

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Solution

The fourth proportional to 26,974.40, 37,220.16 and 15,035.12 is: 20,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,974.40 : 37,220.16 = 15,035.12 : x
  2. Step 2: Convert to fraction form
    26,974.40/37,220.16 = 15,035.12/x
  3. Step 3: Cross multiply
    26,974.40x = 37,220.16 × 15,035.12
  4. Step 4: Simplify right side
    26,974.40x = 559,609,572.02
  5. Step 5: Solve for x
    x = 559,609,572.02/26,974.40
  6. Step 6: Final answer
    x = 20,745.95

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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.