Home / 37,083.05-51,178.26-21,169.88

Finding the Fourth Proportional to 37,083.05, 51,178.26 and 21,169.88

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Solution

The fourth proportional to 37,083.05, 51,178.26 and 21,169.88 is: 29,216.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,083.05 : 51,178.26 = 21,169.88 : x
  2. Step 2: Convert to fraction form
    37,083.05/51,178.26 = 21,169.88/x
  3. Step 3: Cross multiply
    37,083.05x = 51,178.26 × 21,169.88
  4. Step 4: Simplify right side
    37,083.05x = 1,083,437,622.81
  5. Step 5: Solve for x
    x = 1,083,437,622.81/37,083.05
  6. Step 6: Final answer
    x = 29,216.52

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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.