Home / 27,844.21-38,424.99-15,907.31

Finding the Fourth Proportional to 27,844.21, 38,424.99 and 15,907.31

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Solution

The fourth proportional to 27,844.21, 38,424.99 and 15,907.31 is: 21,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844.21 : 38,424.99 = 15,907.31 : x
  2. Step 2: Convert to fraction form
    27,844.21/38,424.99 = 15,907.31/x
  3. Step 3: Cross multiply
    27,844.21x = 38,424.99 × 15,907.31
  4. Step 4: Simplify right side
    27,844.21x = 611,238,227.68
  5. Step 5: Solve for x
    x = 611,238,227.68/27,844.21
  6. Step 6: Final answer
    x = 21,952.08

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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.