Home / 36,684.09-55,028.84-10,390.82

Finding the Fourth Proportional to 36,684.09, 55,028.84 and 10,390.82

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Solution

The fourth proportional to 36,684.09, 55,028.84 and 10,390.82 is: 15,586.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,684.09 : 55,028.84 = 10,390.82 : x
  2. Step 2: Convert to fraction form
    36,684.09/55,028.84 = 10,390.82/x
  3. Step 3: Cross multiply
    36,684.09x = 55,028.84 × 10,390.82
  4. Step 4: Simplify right side
    36,684.09x = 571,794,444.15
  5. Step 5: Solve for x
    x = 571,794,444.15/36,684.09
  6. Step 6: Final answer
    x = 15,586.99

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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.