Home / 37,210-51,350.16-20,443.36

Finding the Fourth Proportional to 37,210, 51,350.16 and 20,443.36

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Solution

The fourth proportional to 37,210, 51,350.16 and 20,443.36 is: 28,212.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,210 : 51,350.16 = 20,443.36 : x
  2. Step 2: Convert to fraction form
    37,210/51,350.16 = 20,443.36/x
  3. Step 3: Cross multiply
    37,210x = 51,350.16 × 20,443.36
  4. Step 4: Simplify right side
    37,210x = 1,049,769,806.94
  5. Step 5: Solve for x
    x = 1,049,769,806.94/37,210
  6. Step 6: Final answer
    x = 28,212.03

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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.