Home / 37,049.10-51,126.75-21,133.21

Finding the Fourth Proportional to 37,049.10, 51,126.75 and 21,133.21

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Solution

The fourth proportional to 37,049.10, 51,126.75 and 21,133.21 is: 29,163.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,049.10 : 51,126.75 = 21,133.21 : x
  2. Step 2: Convert to fraction form
    37,049.10/51,126.75 = 21,133.21/x
  3. Step 3: Cross multiply
    37,049.10x = 51,126.75 × 21,133.21
  4. Step 4: Simplify right side
    37,049.10x = 1,080,472,344.37
  5. Step 5: Solve for x
    x = 1,080,472,344.37/37,049.10
  6. Step 6: Final answer
    x = 29,163.25

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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.