Home / 20,020.84-30,010.39-7,532.26

Finding the Fourth Proportional to 20,020.84, 30,010.39 and 7,532.26

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Solution

The fourth proportional to 20,020.84, 30,010.39 and 7,532.26 is: 11,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020.84 : 30,010.39 = 7,532.26 : x
  2. Step 2: Convert to fraction form
    20,020.84/30,010.39 = 7,532.26/x
  3. Step 3: Cross multiply
    20,020.84x = 30,010.39 × 7,532.26
  4. Step 4: Simplify right side
    20,020.84x = 226,045,966.32
  5. Step 5: Solve for x
    x = 226,045,966.32/20,020.84
  6. Step 6: Final answer
    x = 11,290.53

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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.