Home / 37,647.99-51,954.71-20,651.13

Finding the Fourth Proportional to 37,647.99, 51,954.71 and 20,651.13

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Solution

The fourth proportional to 37,647.99, 51,954.71 and 20,651.13 is: 28,498.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,647.99 : 51,954.71 = 20,651.13 : x
  2. Step 2: Convert to fraction form
    37,647.99/51,954.71 = 20,651.13/x
  3. Step 3: Cross multiply
    37,647.99x = 51,954.71 × 20,651.13
  4. Step 4: Simplify right side
    37,647.99x = 1,072,923,470.32
  5. Step 5: Solve for x
    x = 1,072,923,470.32/37,647.99
  6. Step 6: Final answer
    x = 28,498.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.