Home / 12,194.02-18,290.61-5,169.51

Finding the Fourth Proportional to 12,194.02, 18,290.61 and 5,169.51

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Solution

The fourth proportional to 12,194.02, 18,290.61 and 5,169.51 is: 7,754.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.02 : 18,290.61 = 5,169.51 : x
  2. Step 2: Convert to fraction form
    12,194.02/18,290.61 = 5,169.51/x
  3. Step 3: Cross multiply
    12,194.02x = 18,290.61 × 5,169.51
  4. Step 4: Simplify right side
    12,194.02x = 94,553,491.30
  5. Step 5: Solve for x
    x = 94,553,491.30/12,194.02
  6. Step 6: Final answer
    x = 7,754.09

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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.