Home / 37,345.63-55,975.11-15,131.38

Finding the Fourth Proportional to 37,345.63, 55,975.11 and 15,131.38

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Solution

The fourth proportional to 37,345.63, 55,975.11 and 15,131.38 is: 22,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,345.63 : 55,975.11 = 15,131.38 : x
  2. Step 2: Convert to fraction form
    37,345.63/55,975.11 = 15,131.38/x
  3. Step 3: Cross multiply
    37,345.63x = 55,975.11 × 15,131.38
  4. Step 4: Simplify right side
    37,345.63x = 846,980,659.95
  5. Step 5: Solve for x
    x = 846,980,659.95/37,345.63
  6. Step 6: Final answer
    x = 22,679.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.