Home / 16,290.09-22,460.62-13,767.75

Finding the Fourth Proportional to 16,290.09, 22,460.62 and 13,767.75

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Solution

The fourth proportional to 16,290.09, 22,460.62 and 13,767.75 is: 18,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.09 : 22,460.62 = 13,767.75 : x
  2. Step 2: Convert to fraction form
    16,290.09/22,460.62 = 13,767.75/x
  3. Step 3: Cross multiply
    16,290.09x = 22,460.62 × 13,767.75
  4. Step 4: Simplify right side
    16,290.09x = 309,232,201.01
  5. Step 5: Solve for x
    x = 309,232,201.01/16,290.09
  6. Step 6: Final answer
    x = 18,982.84

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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.