Home / 16,939.80-23,357.97-12,466.17

Finding the Fourth Proportional to 16,939.80, 23,357.97 and 12,466.17

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Solution

The fourth proportional to 16,939.80, 23,357.97 and 12,466.17 is: 17,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.80 : 23,357.97 = 12,466.17 : x
  2. Step 2: Convert to fraction form
    16,939.80/23,357.97 = 12,466.17/x
  3. Step 3: Cross multiply
    16,939.80x = 23,357.97 × 12,466.17
  4. Step 4: Simplify right side
    16,939.80x = 291,184,424.87
  5. Step 5: Solve for x
    x = 291,184,424.87/16,939.80
  6. Step 6: Final answer
    x = 17,189.37

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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.