Home / 22,786.03-31,444.75-12,576.82

Finding the Fourth Proportional to 22,786.03, 31,444.75 and 12,576.82

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Solution

The fourth proportional to 22,786.03, 31,444.75 and 12,576.82 is: 17,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.03 : 31,444.75 = 12,576.82 : x
  2. Step 2: Convert to fraction form
    22,786.03/31,444.75 = 12,576.82/x
  3. Step 3: Cross multiply
    22,786.03x = 31,444.75 × 12,576.82
  4. Step 4: Simplify right side
    22,786.03x = 395,474,960.70
  5. Step 5: Solve for x
    x = 395,474,960.70/22,786.03
  6. Step 6: Final answer
    x = 17,356.03

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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.