Home / 34,762.80-52,131.24-18,115.68

Finding the Fourth Proportional to 34,762.80, 52,131.24 and 18,115.68

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Solution

The fourth proportional to 34,762.80, 52,131.24 and 18,115.68 is: 27,166.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,762.80 : 52,131.24 = 18,115.68 : x
  2. Step 2: Convert to fraction form
    34,762.80/52,131.24 = 18,115.68/x
  3. Step 3: Cross multiply
    34,762.80x = 52,131.24 × 18,115.68
  4. Step 4: Simplify right side
    34,762.80x = 944,392,861.84
  5. Step 5: Solve for x
    x = 944,392,861.84/34,762.80
  6. Step 6: Final answer
    x = 27,166.77

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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.