Home / 22,936.50-31,652.43-13,382.96

Finding the Fourth Proportional to 22,936.50, 31,652.43 and 13,382.96

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Solution

The fourth proportional to 22,936.50, 31,652.43 and 13,382.96 is: 18,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,936.50 : 31,652.43 = 13,382.96 : x
  2. Step 2: Convert to fraction form
    22,936.50/31,652.43 = 13,382.96/x
  3. Step 3: Cross multiply
    22,936.50x = 31,652.43 × 13,382.96
  4. Step 4: Simplify right side
    22,936.50x = 423,602,996.14
  5. Step 5: Solve for x
    x = 423,602,996.14/22,936.50
  6. Step 6: Final answer
    x = 18,468.51

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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.