Home / 37,111.14-51,174.32-28,057.77

Finding the Fourth Proportional to 37,111.14, 51,174.32 and 28,057.77

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Solution

The fourth proportional to 37,111.14, 51,174.32 and 28,057.77 is: 38,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,111.14 : 51,174.32 = 28,057.77 : x
  2. Step 2: Convert to fraction form
    37,111.14/51,174.32 = 28,057.77/x
  3. Step 3: Cross multiply
    37,111.14x = 51,174.32 × 28,057.77
  4. Step 4: Simplify right side
    37,111.14x = 1,435,837,160.18
  5. Step 5: Solve for x
    x = 1,435,837,160.18/37,111.14
  6. Step 6: Final answer
    x = 38,690.19

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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.