Home / 18,649.86-27,975.39-6,170.59

Finding the Fourth Proportional to 18,649.86, 27,975.39 and 6,170.59

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Solution

The fourth proportional to 18,649.86, 27,975.39 and 6,170.59 is: 9,256.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,649.86 : 27,975.39 = 6,170.59 : x
  2. Step 2: Convert to fraction form
    18,649.86/27,975.39 = 6,170.59/x
  3. Step 3: Cross multiply
    18,649.86x = 27,975.39 × 6,170.59
  4. Step 4: Simplify right side
    18,649.86x = 172,624,661.78
  5. Step 5: Solve for x
    x = 172,624,661.78/18,649.86
  6. Step 6: Final answer
    x = 9,256.08

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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.