Home / 16,961.21-23,407.67-9,408.26

Finding the Fourth Proportional to 16,961.21, 23,407.67 and 9,408.26

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Solution

The fourth proportional to 16,961.21, 23,407.67 and 9,408.26 is: 12,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.21 : 23,407.67 = 9,408.26 : x
  2. Step 2: Convert to fraction form
    16,961.21/23,407.67 = 9,408.26/x
  3. Step 3: Cross multiply
    16,961.21x = 23,407.67 × 9,408.26
  4. Step 4: Simplify right side
    16,961.21x = 220,225,445.35
  5. Step 5: Solve for x
    x = 220,225,445.35/16,961.21
  6. Step 6: Final answer
    x = 12,984.06

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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.