Home / 15,620.75-23,431.12-4,527.45

Finding the Fourth Proportional to 15,620.75, 23,431.12 and 4,527.45

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Solution

The fourth proportional to 15,620.75, 23,431.12 and 4,527.45 is: 6,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.75 : 23,431.12 = 4,527.45 : x
  2. Step 2: Convert to fraction form
    15,620.75/23,431.12 = 4,527.45/x
  3. Step 3: Cross multiply
    15,620.75x = 23,431.12 × 4,527.45
  4. Step 4: Simplify right side
    15,620.75x = 106,083,224.24
  5. Step 5: Solve for x
    x = 106,083,224.24/15,620.75
  6. Step 6: Final answer
    x = 6,791.17

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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.