Home / 27,961.04-38,588.43-16,027.31

Finding the Fourth Proportional to 27,961.04, 38,588.43 and 16,027.31

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Solution

The fourth proportional to 27,961.04, 38,588.43 and 16,027.31 is: 22,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.04 : 38,588.43 = 16,027.31 : x
  2. Step 2: Convert to fraction form
    27,961.04/38,588.43 = 16,027.31/x
  3. Step 3: Cross multiply
    27,961.04x = 38,588.43 × 16,027.31
  4. Step 4: Simplify right side
    27,961.04x = 618,468,730.02
  5. Step 5: Solve for x
    x = 618,468,730.02/27,961.04
  6. Step 6: Final answer
    x = 22,118.95

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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.