Home / 23,006.10-34,509.15-21,912.60

Finding the Fourth Proportional to 23,006.10, 34,509.15 and 21,912.60

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Solution

The fourth proportional to 23,006.10, 34,509.15 and 21,912.60 is: 32,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,006.10 : 34,509.15 = 21,912.60 : x
  2. Step 2: Convert to fraction form
    23,006.10/34,509.15 = 21,912.60/x
  3. Step 3: Cross multiply
    23,006.10x = 34,509.15 × 21,912.60
  4. Step 4: Simplify right side
    23,006.10x = 756,185,200.29
  5. Step 5: Solve for x
    x = 756,185,200.29/23,006.10
  6. Step 6: Final answer
    x = 32,868.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.