Home / 18,881.22-26,055.40-10,383.27

Finding the Fourth Proportional to 18,881.22, 26,055.40 and 10,383.27

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Solution

The fourth proportional to 18,881.22, 26,055.40 and 10,383.27 is: 14,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,881.22 : 26,055.40 = 10,383.27 : x
  2. Step 2: Convert to fraction form
    18,881.22/26,055.40 = 10,383.27/x
  3. Step 3: Cross multiply
    18,881.22x = 26,055.40 × 10,383.27
  4. Step 4: Simplify right side
    18,881.22x = 270,540,070.96
  5. Step 5: Solve for x
    x = 270,540,070.96/18,881.22
  6. Step 6: Final answer
    x = 14,328.53

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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.