Home / 18,880.56-26,054.97-10,383.26

Finding the Fourth Proportional to 18,880.56, 26,054.97 and 10,383.26

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Solution

The fourth proportional to 18,880.56, 26,054.97 and 10,383.26 is: 14,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.56 : 26,054.97 = 10,383.26 : x
  2. Step 2: Convert to fraction form
    18,880.56/26,054.97 = 10,383.26/x
  3. Step 3: Cross multiply
    18,880.56x = 26,054.97 × 10,383.26
  4. Step 4: Simplify right side
    18,880.56x = 270,535,358.59
  5. Step 5: Solve for x
    x = 270,535,358.59/18,880.56
  6. Step 6: Final answer
    x = 14,328.78

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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.