Home / 17,112.86-25,669.38-5,266.49

Finding the Fourth Proportional to 17,112.86, 25,669.38 and 5,266.49

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Solution

The fourth proportional to 17,112.86, 25,669.38 and 5,266.49 is: 7,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.86 : 25,669.38 = 5,266.49 : x
  2. Step 2: Convert to fraction form
    17,112.86/25,669.38 = 5,266.49/x
  3. Step 3: Cross multiply
    17,112.86x = 25,669.38 × 5,266.49
  4. Step 4: Simplify right side
    17,112.86x = 135,187,533.08
  5. Step 5: Solve for x
    x = 135,187,533.08/17,112.86
  6. Step 6: Final answer
    x = 7,899.77

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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.