Home / 18,971.04-26,203.33-14,212.27

Finding the Fourth Proportional to 18,971.04, 26,203.33 and 14,212.27

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Solution

The fourth proportional to 18,971.04, 26,203.33 and 14,212.27 is: 19,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,971.04 : 26,203.33 = 14,212.27 : x
  2. Step 2: Convert to fraction form
    18,971.04/26,203.33 = 14,212.27/x
  3. Step 3: Cross multiply
    18,971.04x = 26,203.33 × 14,212.27
  4. Step 4: Simplify right side
    18,971.04x = 372,408,765.33
  5. Step 5: Solve for x
    x = 372,408,765.33/18,971.04
  6. Step 6: Final answer
    x = 19,630.39

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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.