Home / 35,754.78-53,632.59-12,375.75

Finding the Fourth Proportional to 35,754.78, 53,632.59 and 12,375.75

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Solution

The fourth proportional to 35,754.78, 53,632.59 and 12,375.75 is: 18,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,754.78 : 53,632.59 = 12,375.75 : x
  2. Step 2: Convert to fraction form
    35,754.78/53,632.59 = 12,375.75/x
  3. Step 3: Cross multiply
    35,754.78x = 53,632.59 × 12,375.75
  4. Step 4: Simplify right side
    35,754.78x = 663,743,525.69
  5. Step 5: Solve for x
    x = 663,743,525.69/35,754.78
  6. Step 6: Final answer
    x = 18,563.77

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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.