Home / 16,943.12-25,408.36-7,083.08

Finding the Fourth Proportional to 16,943.12, 25,408.36 and 7,083.08

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Solution

The fourth proportional to 16,943.12, 25,408.36 and 7,083.08 is: 10,621.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.12 : 25,408.36 = 7,083.08 : x
  2. Step 2: Convert to fraction form
    16,943.12/25,408.36 = 7,083.08/x
  3. Step 3: Cross multiply
    16,943.12x = 25,408.36 × 7,083.08
  4. Step 4: Simplify right side
    16,943.12x = 179,969,446.55
  5. Step 5: Solve for x
    x = 179,969,446.55/16,943.12
  6. Step 6: Final answer
    x = 10,621.98

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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.