Home / 22,576.77-31,156.26-13,016.49

Finding the Fourth Proportional to 22,576.77, 31,156.26 and 13,016.49

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Solution

The fourth proportional to 22,576.77, 31,156.26 and 13,016.49 is: 17,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.77 : 31,156.26 = 13,016.49 : x
  2. Step 2: Convert to fraction form
    22,576.77/31,156.26 = 13,016.49/x
  3. Step 3: Cross multiply
    22,576.77x = 31,156.26 × 13,016.49
  4. Step 4: Simplify right side
    22,576.77x = 405,545,146.73
  5. Step 5: Solve for x
    x = 405,545,146.73/22,576.77
  6. Step 6: Final answer
    x = 17,962.94

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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.