Home / 37,126.30-51,233.66-20,993.38

Finding the Fourth Proportional to 37,126.30, 51,233.66 and 20,993.38

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Solution

The fourth proportional to 37,126.30, 51,233.66 and 20,993.38 is: 28,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,126.30 : 51,233.66 = 20,993.38 : x
  2. Step 2: Convert to fraction form
    37,126.30/51,233.66 = 20,993.38/x
  3. Step 3: Cross multiply
    37,126.30x = 51,233.66 × 20,993.38
  4. Step 4: Simplify right side
    37,126.30x = 1,075,567,656.93
  5. Step 5: Solve for x
    x = 1,075,567,656.93/37,126.30
  6. Step 6: Final answer
    x = 28,970.51

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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.