Home / 27,509.82-37,963.26-15,573.12

Finding the Fourth Proportional to 27,509.82, 37,963.26 and 15,573.12

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Solution

The fourth proportional to 27,509.82, 37,963.26 and 15,573.12 is: 21,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.82 : 37,963.26 = 15,573.12 : x
  2. Step 2: Convert to fraction form
    27,509.82/37,963.26 = 15,573.12/x
  3. Step 3: Cross multiply
    27,509.82x = 37,963.26 × 15,573.12
  4. Step 4: Simplify right side
    27,509.82x = 591,206,403.57
  5. Step 5: Solve for x
    x = 591,206,403.57/27,509.82
  6. Step 6: Final answer
    x = 21,490.74

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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.