Home / 17,630.36-26,448.78-14,372.36

Finding the Fourth Proportional to 17,630.36, 26,448.78 and 14,372.36

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Solution

The fourth proportional to 17,630.36, 26,448.78 and 14,372.36 is: 21,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.36 : 26,448.78 = 14,372.36 : x
  2. Step 2: Convert to fraction form
    17,630.36/26,448.78 = 14,372.36/x
  3. Step 3: Cross multiply
    17,630.36x = 26,448.78 × 14,372.36
  4. Step 4: Simplify right side
    17,630.36x = 380,131,387.72
  5. Step 5: Solve for x
    x = 380,131,387.72/17,630.36
  6. Step 6: Final answer
    x = 21,561.18

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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.