Home / 23,979.06-33,090.66-13,369.32

Finding the Fourth Proportional to 23,979.06, 33,090.66 and 13,369.32

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Solution

The fourth proportional to 23,979.06, 33,090.66 and 13,369.32 is: 18,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.06 : 33,090.66 = 13,369.32 : x
  2. Step 2: Convert to fraction form
    23,979.06/33,090.66 = 13,369.32/x
  3. Step 3: Cross multiply
    23,979.06x = 33,090.66 × 13,369.32
  4. Step 4: Simplify right side
    23,979.06x = 442,399,622.55
  5. Step 5: Solve for x
    x = 442,399,622.55/23,979.06
  6. Step 6: Final answer
    x = 18,449.41

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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.