Home / 36,440.88-54,662.76-10,147.92

Finding the Fourth Proportional to 36,440.88, 54,662.76 and 10,147.92

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Solution

The fourth proportional to 36,440.88, 54,662.76 and 10,147.92 is: 15,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,440.88 : 54,662.76 = 10,147.92 : x
  2. Step 2: Convert to fraction form
    36,440.88/54,662.76 = 10,147.92/x
  3. Step 3: Cross multiply
    36,440.88x = 54,662.76 × 10,147.92
  4. Step 4: Simplify right side
    36,440.88x = 554,713,315.46
  5. Step 5: Solve for x
    x = 554,713,315.46/36,440.88
  6. Step 6: Final answer
    x = 15,222.28

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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.