Home / 25,670.28-35,433.36-15,059.64

Finding the Fourth Proportional to 25,670.28, 35,433.36 and 15,059.64

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Solution

The fourth proportional to 25,670.28, 35,433.36 and 15,059.64 is: 20,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,670.28 : 35,433.36 = 15,059.64 : x
  2. Step 2: Convert to fraction form
    25,670.28/35,433.36 = 15,059.64/x
  3. Step 3: Cross multiply
    25,670.28x = 35,433.36 × 15,059.64
  4. Step 4: Simplify right side
    25,670.28x = 533,613,645.59
  5. Step 5: Solve for x
    x = 533,613,645.59/25,670.28
  6. Step 6: Final answer
    x = 20,787.22

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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.