Home / 17,477.85-26,194.89-13,765.41

Finding the Fourth Proportional to 17,477.85, 26,194.89 and 13,765.41

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Solution

The fourth proportional to 17,477.85, 26,194.89 and 13,765.41 is: 20,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.85 : 26,194.89 = 13,765.41 : x
  2. Step 2: Convert to fraction form
    17,477.85/26,194.89 = 13,765.41/x
  3. Step 3: Cross multiply
    17,477.85x = 26,194.89 × 13,765.41
  4. Step 4: Simplify right side
    17,477.85x = 360,583,400.75
  5. Step 5: Solve for x
    x = 360,583,400.75/17,477.85
  6. Step 6: Final answer
    x = 20,630.88

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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.