Home / 19,383.18-26,763.66-14,090.64

Finding the Fourth Proportional to 19,383.18, 26,763.66 and 14,090.64

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Solution

The fourth proportional to 19,383.18, 26,763.66 and 14,090.64 is: 19,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.18 : 26,763.66 = 14,090.64 : x
  2. Step 2: Convert to fraction form
    19,383.18/26,763.66 = 14,090.64/x
  3. Step 3: Cross multiply
    19,383.18x = 26,763.66 × 14,090.64
  4. Step 4: Simplify right side
    19,383.18x = 377,117,098.14
  5. Step 5: Solve for x
    x = 377,117,098.14/19,383.18
  6. Step 6: Final answer
    x = 19,455.89

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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.