Home / 18,967.36-26,172.96-10,469.32

Finding the Fourth Proportional to 18,967.36, 26,172.96 and 10,469.32

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Solution

The fourth proportional to 18,967.36, 26,172.96 and 10,469.32 is: 14,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,967.36 : 26,172.96 = 10,469.32 : x
  2. Step 2: Convert to fraction form
    18,967.36/26,172.96 = 10,469.32/x
  3. Step 3: Cross multiply
    18,967.36x = 26,172.96 × 10,469.32
  4. Step 4: Simplify right side
    18,967.36x = 274,013,093.59
  5. Step 5: Solve for x
    x = 274,013,093.59/18,967.36
  6. Step 6: Final answer
    x = 14,446.56

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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.