Home / 20,337.77-30,504.94-7,010.75

Finding the Fourth Proportional to 20,337.77, 30,504.94 and 7,010.75

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Solution

The fourth proportional to 20,337.77, 30,504.94 and 7,010.75 is: 10,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,337.77 : 30,504.94 = 7,010.75 : x
  2. Step 2: Convert to fraction form
    20,337.77/30,504.94 = 7,010.75/x
  3. Step 3: Cross multiply
    20,337.77x = 30,504.94 × 7,010.75
  4. Step 4: Simplify right side
    20,337.77x = 213,862,566.84
  5. Step 5: Solve for x
    x = 213,862,566.84/20,337.77
  6. Step 6: Final answer
    x = 10,515.54

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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.