Home / 23,912.61-33,008.31-20,541.84

Finding the Fourth Proportional to 23,912.61, 33,008.31 and 20,541.84

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Solution

The fourth proportional to 23,912.61, 33,008.31 and 20,541.84 is: 28,355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,912.61 : 33,008.31 = 20,541.84 : x
  2. Step 2: Convert to fraction form
    23,912.61/33,008.31 = 20,541.84/x
  3. Step 3: Cross multiply
    23,912.61x = 33,008.31 × 20,541.84
  4. Step 4: Simplify right side
    23,912.61x = 678,051,422.69
  5. Step 5: Solve for x
    x = 678,051,422.69/23,912.61
  6. Step 6: Final answer
    x = 28,355.39

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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.