Home / 23,178.36-34,597.88-19,912.44

Finding the Fourth Proportional to 23,178.36, 34,597.88 and 19,912.44

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Solution

The fourth proportional to 23,178.36, 34,597.88 and 19,912.44 is: 29,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.36 : 34,597.88 = 19,912.44 : x
  2. Step 2: Convert to fraction form
    23,178.36/34,597.88 = 19,912.44/x
  3. Step 3: Cross multiply
    23,178.36x = 34,597.88 × 19,912.44
  4. Step 4: Simplify right side
    23,178.36x = 688,928,110.07
  5. Step 5: Solve for x
    x = 688,928,110.07/23,178.36
  6. Step 6: Final answer
    x = 29,722.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.