Home / 19,004.94-26,190.27-13,406.22

Finding the Fourth Proportional to 19,004.94, 26,190.27 and 13,406.22

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Solution

The fourth proportional to 19,004.94, 26,190.27 and 13,406.22 is: 18,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.94 : 26,190.27 = 13,406.22 : x
  2. Step 2: Convert to fraction form
    19,004.94/26,190.27 = 13,406.22/x
  3. Step 3: Cross multiply
    19,004.94x = 26,190.27 × 13,406.22
  4. Step 4: Simplify right side
    19,004.94x = 351,112,521.48
  5. Step 5: Solve for x
    x = 351,112,521.48/19,004.94
  6. Step 6: Final answer
    x = 18,474.80

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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.