Home / 37,049.21-51,127.43-21,133.92

Finding the Fourth Proportional to 37,049.21, 51,127.43 and 21,133.92

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Solution

The fourth proportional to 37,049.21, 51,127.43 and 21,133.92 is: 29,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,049.21 : 51,127.43 = 21,133.92 : x
  2. Step 2: Convert to fraction form
    37,049.21/51,127.43 = 21,133.92/x
  3. Step 3: Cross multiply
    37,049.21x = 51,127.43 × 21,133.92
  4. Step 4: Simplify right side
    37,049.21x = 1,080,522,909.76
  5. Step 5: Solve for x
    x = 1,080,522,909.76/37,049.21
  6. Step 6: Final answer
    x = 29,164.54

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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.