Home / 14,518.66-20,043.96-11,109.26

Finding the Fourth Proportional to 14,518.66, 20,043.96 and 11,109.26

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Solution

The fourth proportional to 14,518.66, 20,043.96 and 11,109.26 is: 15,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.66 : 20,043.96 = 11,109.26 : x
  2. Step 2: Convert to fraction form
    14,518.66/20,043.96 = 11,109.26/x
  3. Step 3: Cross multiply
    14,518.66x = 20,043.96 × 11,109.26
  4. Step 4: Simplify right side
    14,518.66x = 222,673,563.07
  5. Step 5: Solve for x
    x = 222,673,563.07/14,518.66
  6. Step 6: Final answer
    x = 15,337.06

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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.