Home / 15,736.58-21,717.16-9,022.84

Finding the Fourth Proportional to 15,736.58, 21,717.16 and 9,022.84

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Solution

The fourth proportional to 15,736.58, 21,717.16 and 9,022.84 is: 12,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,736.58 : 21,717.16 = 9,022.84 : x
  2. Step 2: Convert to fraction form
    15,736.58/21,717.16 = 9,022.84/x
  3. Step 3: Cross multiply
    15,736.58x = 21,717.16 × 9,022.84
  4. Step 4: Simplify right side
    15,736.58x = 195,950,556.00
  5. Step 5: Solve for x
    x = 195,950,556.00/15,736.58
  6. Step 6: Final answer
    x = 12,451.92

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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.