Home / 37,758.36-52,105.48-20,762.64

Finding the Fourth Proportional to 37,758.36, 52,105.48 and 20,762.64

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Solution

The fourth proportional to 37,758.36, 52,105.48 and 20,762.64 is: 28,651.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,758.36 : 52,105.48 = 20,762.64 : x
  2. Step 2: Convert to fraction form
    37,758.36/52,105.48 = 20,762.64/x
  3. Step 3: Cross multiply
    37,758.36x = 52,105.48 × 20,762.64
  4. Step 4: Simplify right side
    37,758.36x = 1,081,847,271.36
  5. Step 5: Solve for x
    x = 1,081,847,271.36/37,758.36
  6. Step 6: Final answer
    x = 28,651.86

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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.