Home / 25,712.30-38,573.28-11,673.32

Finding the Fourth Proportional to 25,712.30, 38,573.28 and 11,673.32

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Solution

The fourth proportional to 25,712.30, 38,573.28 and 11,673.32 is: 17,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,712.30 : 38,573.28 = 11,673.32 : x
  2. Step 2: Convert to fraction form
    25,712.30/38,573.28 = 11,673.32/x
  3. Step 3: Cross multiply
    25,712.30x = 38,573.28 × 11,673.32
  4. Step 4: Simplify right side
    25,712.30x = 450,278,048.02
  5. Step 5: Solve for x
    x = 450,278,048.02/25,712.30
  6. Step 6: Final answer
    x = 17,512.16

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.