Home / 22,682.84-31,305.69-13,250.79

Finding the Fourth Proportional to 22,682.84, 31,305.69 and 13,250.79

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Solution

The fourth proportional to 22,682.84, 31,305.69 and 13,250.79 is: 18,288.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,682.84 : 31,305.69 = 13,250.79 : x
  2. Step 2: Convert to fraction form
    22,682.84/31,305.69 = 13,250.79/x
  3. Step 3: Cross multiply
    22,682.84x = 31,305.69 × 13,250.79
  4. Step 4: Simplify right side
    22,682.84x = 414,825,124.00
  5. Step 5: Solve for x
    x = 414,825,124.00/22,682.84
  6. Step 6: Final answer
    x = 18,288.06

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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.