Home / 23,006.40-34,509.60-19,069.80

Finding the Fourth Proportional to 23,006.40, 34,509.60 and 19,069.80

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Solution

The fourth proportional to 23,006.40, 34,509.60 and 19,069.80 is: 28,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,006.40 : 34,509.60 = 19,069.80 : x
  2. Step 2: Convert to fraction form
    23,006.40/34,509.60 = 19,069.80/x
  3. Step 3: Cross multiply
    23,006.40x = 34,509.60 × 19,069.80
  4. Step 4: Simplify right side
    23,006.40x = 658,091,170.08
  5. Step 5: Solve for x
    x = 658,091,170.08/23,006.40
  6. Step 6: Final answer
    x = 28,604.70

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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.