Home / 37,185.92-51,317.18-20,190.16

Finding the Fourth Proportional to 37,185.92, 51,317.18 and 20,190.16

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Solution

The fourth proportional to 37,185.92, 51,317.18 and 20,190.16 is: 27,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,185.92 : 51,317.18 = 20,190.16 : x
  2. Step 2: Convert to fraction form
    37,185.92/51,317.18 = 20,190.16/x
  3. Step 3: Cross multiply
    37,185.92x = 51,317.18 × 20,190.16
  4. Step 4: Simplify right side
    37,185.92x = 1,036,101,717.41
  5. Step 5: Solve for x
    x = 1,036,101,717.41/37,185.92
  6. Step 6: Final answer
    x = 27,862.75

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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.