Home / 17,144.08-25,705-11,282.88

Finding the Fourth Proportional to 17,144.08, 25,705 and 11,282.88

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Solution

The fourth proportional to 17,144.08, 25,705 and 11,282.88 is: 16,917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,144.08 : 25,705 = 11,282.88 : x
  2. Step 2: Convert to fraction form
    17,144.08/25,705 = 11,282.88/x
  3. Step 3: Cross multiply
    17,144.08x = 25,705 × 11,282.88
  4. Step 4: Simplify right side
    17,144.08x = 290,026,430.40
  5. Step 5: Solve for x
    x = 290,026,430.40/17,144.08
  6. Step 6: Final answer
    x = 16,917.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.