Home / 37,191.13-51,323.75-20,424.13

Finding the Fourth Proportional to 37,191.13, 51,323.75 and 20,424.13

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Solution

The fourth proportional to 37,191.13, 51,323.75 and 20,424.13 is: 28,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.13 : 51,323.75 = 20,424.13 : x
  2. Step 2: Convert to fraction form
    37,191.13/51,323.75 = 20,424.13/x
  3. Step 3: Cross multiply
    37,191.13x = 51,323.75 × 20,424.13
  4. Step 4: Simplify right side
    37,191.13x = 1,048,242,942.09
  5. Step 5: Solve for x
    x = 1,048,242,942.09/37,191.13
  6. Step 6: Final answer
    x = 28,185.29

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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.