Home / 17,428.63-26,121.54-8,055.97

Finding the Fourth Proportional to 17,428.63, 26,121.54 and 8,055.97

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Solution

The fourth proportional to 17,428.63, 26,121.54 and 8,055.97 is: 12,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.63 : 26,121.54 = 8,055.97 : x
  2. Step 2: Convert to fraction form
    17,428.63/26,121.54 = 8,055.97/x
  3. Step 3: Cross multiply
    17,428.63x = 26,121.54 × 8,055.97
  4. Step 4: Simplify right side
    17,428.63x = 210,434,342.59
  5. Step 5: Solve for x
    x = 210,434,342.59/17,428.63
  6. Step 6: Final answer
    x = 12,074.06

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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.