Home / 37,131.20-51,218.52-22,019.84

Finding the Fourth Proportional to 37,131.20, 51,218.52 and 22,019.84

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Solution

The fourth proportional to 37,131.20, 51,218.52 and 22,019.84 is: 30,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,131.20 : 51,218.52 = 22,019.84 : x
  2. Step 2: Convert to fraction form
    37,131.20/51,218.52 = 22,019.84/x
  3. Step 3: Cross multiply
    37,131.20x = 51,218.52 × 22,019.84
  4. Step 4: Simplify right side
    37,131.20x = 1,127,823,615.44
  5. Step 5: Solve for x
    x = 1,127,823,615.44/37,131.20
  6. Step 6: Final answer
    x = 30,374.01

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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.