Home / 23,406.50-34,960.24-21,181.88

Finding the Fourth Proportional to 23,406.50, 34,960.24 and 21,181.88

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Solution

The fourth proportional to 23,406.50, 34,960.24 and 21,181.88 is: 31,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,406.50 : 34,960.24 = 21,181.88 : x
  2. Step 2: Convert to fraction form
    23,406.50/34,960.24 = 21,181.88/x
  3. Step 3: Cross multiply
    23,406.50x = 34,960.24 × 21,181.88
  4. Step 4: Simplify right side
    23,406.50x = 740,523,608.45
  5. Step 5: Solve for x
    x = 740,523,608.45/23,406.50
  6. Step 6: Final answer
    x = 31,637.52

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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.