Home / 15,754.08-23,632.56-7,957.92

Finding the Fourth Proportional to 15,754.08, 23,632.56 and 7,957.92

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Solution

The fourth proportional to 15,754.08, 23,632.56 and 7,957.92 is: 11,937.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754.08 : 23,632.56 = 7,957.92 : x
  2. Step 2: Convert to fraction form
    15,754.08/23,632.56 = 7,957.92/x
  3. Step 3: Cross multiply
    15,754.08x = 23,632.56 × 7,957.92
  4. Step 4: Simplify right side
    15,754.08x = 188,066,021.88
  5. Step 5: Solve for x
    x = 188,066,021.88/15,754.08
  6. Step 6: Final answer
    x = 11,937.61

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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.