Home / 37,074.20-51,159.16-21,964.30

Finding the Fourth Proportional to 37,074.20, 51,159.16 and 21,964.30

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Solution

The fourth proportional to 37,074.20, 51,159.16 and 21,964.30 is: 30,308.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074.20 : 51,159.16 = 21,964.30 : x
  2. Step 2: Convert to fraction form
    37,074.20/51,159.16 = 21,964.30/x
  3. Step 3: Cross multiply
    37,074.20x = 51,159.16 × 21,964.30
  4. Step 4: Simplify right side
    37,074.20x = 1,123,675,137.99
  5. Step 5: Solve for x
    x = 1,123,675,137.99/37,074.20
  6. Step 6: Final answer
    x = 30,308.82

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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.