Home / 15,620.12-23,433.32-5,759.45

Finding the Fourth Proportional to 15,620.12, 23,433.32 and 5,759.45

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Solution

The fourth proportional to 15,620.12, 23,433.32 and 5,759.45 is: 8,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.12 : 23,433.32 = 5,759.45 : x
  2. Step 2: Convert to fraction form
    15,620.12/23,433.32 = 5,759.45/x
  3. Step 3: Cross multiply
    15,620.12x = 23,433.32 × 5,759.45
  4. Step 4: Simplify right side
    15,620.12x = 134,963,034.87
  5. Step 5: Solve for x
    x = 134,963,034.87/15,620.12
  6. Step 6: Final answer
    x = 8,640.33

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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.