Home / 16,846.11-23,233.64-12,647.07

Finding the Fourth Proportional to 16,846.11, 23,233.64 and 12,647.07

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Solution

The fourth proportional to 16,846.11, 23,233.64 and 12,647.07 is: 17,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,846.11 : 23,233.64 = 12,647.07 : x
  2. Step 2: Convert to fraction form
    16,846.11/23,233.64 = 12,647.07/x
  3. Step 3: Cross multiply
    16,846.11x = 23,233.64 × 12,647.07
  4. Step 4: Simplify right side
    16,846.11x = 293,837,408.20
  5. Step 5: Solve for x
    x = 293,837,408.20/16,846.11
  6. Step 6: Final answer
    x = 17,442.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.