Home / 25,108.43-34,648.07-13,775.63

Finding the Fourth Proportional to 25,108.43, 34,648.07 and 13,775.63

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Solution

The fourth proportional to 25,108.43, 34,648.07 and 13,775.63 is: 19,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.43 : 34,648.07 = 13,775.63 : x
  2. Step 2: Convert to fraction form
    25,108.43/34,648.07 = 13,775.63/x
  3. Step 3: Cross multiply
    25,108.43x = 34,648.07 × 13,775.63
  4. Step 4: Simplify right side
    25,108.43x = 477,298,750.42
  5. Step 5: Solve for x
    x = 477,298,750.42/25,108.43
  6. Step 6: Final answer
    x = 19,009.51

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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.