Home / 23,323.28-34,984.85-7,740.90

Finding the Fourth Proportional to 23,323.28, 34,984.85 and 7,740.90

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Solution

The fourth proportional to 23,323.28, 34,984.85 and 7,740.90 is: 11,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,323.28 : 34,984.85 = 7,740.90 : x
  2. Step 2: Convert to fraction form
    23,323.28/34,984.85 = 7,740.90/x
  3. Step 3: Cross multiply
    23,323.28x = 34,984.85 × 7,740.90
  4. Step 4: Simplify right side
    23,323.28x = 270,814,186.66
  5. Step 5: Solve for x
    x = 270,814,186.66/23,323.28
  6. Step 6: Final answer
    x = 11,611.33

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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.