Home / 16,761.36-23,129.64-9,206.22

Finding the Fourth Proportional to 16,761.36, 23,129.64 and 9,206.22

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Solution

The fourth proportional to 16,761.36, 23,129.64 and 9,206.22 is: 12,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.36 : 23,129.64 = 9,206.22 : x
  2. Step 2: Convert to fraction form
    16,761.36/23,129.64 = 9,206.22/x
  3. Step 3: Cross multiply
    16,761.36x = 23,129.64 × 9,206.22
  4. Step 4: Simplify right side
    16,761.36x = 212,936,554.36
  5. Step 5: Solve for x
    x = 212,936,554.36/16,761.36
  6. Step 6: Final answer
    x = 12,704.01

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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.