Home / 22,735.79-31,371.24-12,663.98

Finding the Fourth Proportional to 22,735.79, 31,371.24 and 12,663.98

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Solution

The fourth proportional to 22,735.79, 31,371.24 and 12,663.98 is: 17,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735.79 : 31,371.24 = 12,663.98 : x
  2. Step 2: Convert to fraction form
    22,735.79/31,371.24 = 12,663.98/x
  3. Step 3: Cross multiply
    22,735.79x = 31,371.24 × 12,663.98
  4. Step 4: Simplify right side
    22,735.79x = 397,284,692.98
  5. Step 5: Solve for x
    x = 397,284,692.98/22,735.79
  6. Step 6: Final answer
    x = 17,473.97

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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.