Home / 17,721.86-26,555.99-10,694.05

Finding the Fourth Proportional to 17,721.86, 26,555.99 and 10,694.05

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Solution

The fourth proportional to 17,721.86, 26,555.99 and 10,694.05 is: 16,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.86 : 26,555.99 = 10,694.05 : x
  2. Step 2: Convert to fraction form
    17,721.86/26,555.99 = 10,694.05/x
  3. Step 3: Cross multiply
    17,721.86x = 26,555.99 × 10,694.05
  4. Step 4: Simplify right side
    17,721.86x = 283,990,965.00
  5. Step 5: Solve for x
    x = 283,990,965.00/17,721.86
  6. Step 6: Final answer
    x = 16,024.90

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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.