Home / 37,035.28-51,106.36-21,119.48

Finding the Fourth Proportional to 37,035.28, 51,106.36 and 21,119.48

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Solution

The fourth proportional to 37,035.28, 51,106.36 and 21,119.48 is: 29,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,035.28 : 51,106.36 = 21,119.48 : x
  2. Step 2: Convert to fraction form
    37,035.28/51,106.36 = 21,119.48/x
  3. Step 3: Cross multiply
    37,035.28x = 51,106.36 × 21,119.48
  4. Step 4: Simplify right side
    37,035.28x = 1,079,339,747.89
  5. Step 5: Solve for x
    x = 1,079,339,747.89/37,035.28
  6. Step 6: Final answer
    x = 29,143.56

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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.