Home / 27,488.21-37,933.79-14,912.96

Finding the Fourth Proportional to 27,488.21, 37,933.79 and 14,912.96

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Solution

The fourth proportional to 27,488.21, 37,933.79 and 14,912.96 is: 20,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.21 : 37,933.79 = 14,912.96 : x
  2. Step 2: Convert to fraction form
    27,488.21/37,933.79 = 14,912.96/x
  3. Step 3: Cross multiply
    27,488.21x = 37,933.79 × 14,912.96
  4. Step 4: Simplify right side
    27,488.21x = 565,704,903.25
  5. Step 5: Solve for x
    x = 565,704,903.25/27,488.21
  6. Step 6: Final answer
    x = 20,579.91

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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.