Home / 22,546.98-31,127.36-13,596.75

Finding the Fourth Proportional to 22,546.98, 31,127.36 and 13,596.75

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Solution

The fourth proportional to 22,546.98, 31,127.36 and 13,596.75 is: 18,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,546.98 : 31,127.36 = 13,596.75 : x
  2. Step 2: Convert to fraction form
    22,546.98/31,127.36 = 13,596.75/x
  3. Step 3: Cross multiply
    22,546.98x = 31,127.36 × 13,596.75
  4. Step 4: Simplify right side
    22,546.98x = 423,230,864.10
  5. Step 5: Solve for x
    x = 423,230,864.10/22,546.98
  6. Step 6: Final answer
    x = 18,771.07

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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.