Home / 27,961.68-38,588.72-16,027.01

Finding the Fourth Proportional to 27,961.68, 38,588.72 and 16,027.01

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Solution

The fourth proportional to 27,961.68, 38,588.72 and 16,027.01 is: 22,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.68 : 38,588.72 = 16,027.01 : x
  2. Step 2: Convert to fraction form
    27,961.68/38,588.72 = 16,027.01/x
  3. Step 3: Cross multiply
    27,961.68x = 38,588.72 × 16,027.01
  4. Step 4: Simplify right side
    27,961.68x = 618,461,528.25
  5. Step 5: Solve for x
    x = 618,461,528.25/27,961.68
  6. Step 6: Final answer
    x = 22,118.18

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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.