Home / 27,408.49-41,097.02-8,428.19

Finding the Fourth Proportional to 27,408.49, 41,097.02 and 8,428.19

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Solution

The fourth proportional to 27,408.49, 41,097.02 and 8,428.19 is: 12,637.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.49 : 41,097.02 = 8,428.19 : x
  2. Step 2: Convert to fraction form
    27,408.49/41,097.02 = 8,428.19/x
  3. Step 3: Cross multiply
    27,408.49x = 41,097.02 × 8,428.19
  4. Step 4: Simplify right side
    27,408.49x = 346,373,245.37
  5. Step 5: Solve for x
    x = 346,373,245.37/27,408.49
  6. Step 6: Final answer
    x = 12,637.44

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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.