Home / 37,191.75-51,324.63-20,424.75

Finding the Fourth Proportional to 37,191.75, 51,324.63 and 20,424.75

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Solution

The fourth proportional to 37,191.75, 51,324.63 and 20,424.75 is: 28,186.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.75 : 51,324.63 = 20,424.75 : x
  2. Step 2: Convert to fraction form
    37,191.75/51,324.63 = 20,424.75/x
  3. Step 3: Cross multiply
    37,191.75x = 51,324.63 × 20,424.75
  4. Step 4: Simplify right side
    37,191.75x = 1,048,292,736.59
  5. Step 5: Solve for x
    x = 1,048,292,736.59/37,191.75
  6. Step 6: Final answer
    x = 28,186.16

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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.