Home / 23,020.73-34,531.76-8,980.19

Finding the Fourth Proportional to 23,020.73, 34,531.76 and 8,980.19

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Solution

The fourth proportional to 23,020.73, 34,531.76 and 8,980.19 is: 13,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.73 : 34,531.76 = 8,980.19 : x
  2. Step 2: Convert to fraction form
    23,020.73/34,531.76 = 8,980.19/x
  3. Step 3: Cross multiply
    23,020.73x = 34,531.76 × 8,980.19
  4. Step 4: Simplify right side
    23,020.73x = 310,101,765.83
  5. Step 5: Solve for x
    x = 310,101,765.83/23,020.73
  6. Step 6: Final answer
    x = 13,470.54

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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.