Home / 23,617.10-35,455.71-20,306.54

Finding the Fourth Proportional to 23,617.10, 35,455.71 and 20,306.54

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Solution

The fourth proportional to 23,617.10, 35,455.71 and 20,306.54 is: 30,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,617.10 : 35,455.71 = 20,306.54 : x
  2. Step 2: Convert to fraction form
    23,617.10/35,455.71 = 20,306.54/x
  3. Step 3: Cross multiply
    23,617.10x = 35,455.71 × 20,306.54
  4. Step 4: Simplify right side
    23,617.10x = 719,982,616.06
  5. Step 5: Solve for x
    x = 719,982,616.06/23,617.10
  6. Step 6: Final answer
    x = 30,485.66

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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.