Home / 19,575.18-27,023.73-12,412.35

Finding the Fourth Proportional to 19,575.18, 27,023.73 and 12,412.35

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Solution

The fourth proportional to 19,575.18, 27,023.73 and 12,412.35 is: 17,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.18 : 27,023.73 = 12,412.35 : x
  2. Step 2: Convert to fraction form
    19,575.18/27,023.73 = 12,412.35/x
  3. Step 3: Cross multiply
    19,575.18x = 27,023.73 × 12,412.35
  4. Step 4: Simplify right side
    19,575.18x = 335,427,995.07
  5. Step 5: Solve for x
    x = 335,427,995.07/19,575.18
  6. Step 6: Final answer
    x = 17,135.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.