Home / 37,034.15-51,106.90-21,118.26

Finding the Fourth Proportional to 37,034.15, 51,106.90 and 21,118.26

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Solution

The fourth proportional to 37,034.15, 51,106.90 and 21,118.26 is: 29,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,034.15 : 51,106.90 = 21,118.26 : x
  2. Step 2: Convert to fraction form
    37,034.15/51,106.90 = 21,118.26/x
  3. Step 3: Cross multiply
    37,034.15x = 51,106.90 × 21,118.26
  4. Step 4: Simplify right side
    37,034.15x = 1,079,288,546.46
  5. Step 5: Solve for x
    x = 1,079,288,546.46/37,034.15
  6. Step 6: Final answer
    x = 29,143.07

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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.