Home / 25,820.28-35,629.88-14,488.20

Finding the Fourth Proportional to 25,820.28, 35,629.88 and 14,488.20

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Solution

The fourth proportional to 25,820.28, 35,629.88 and 14,488.20 is: 19,992.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.28 : 35,629.88 = 14,488.20 : x
  2. Step 2: Convert to fraction form
    25,820.28/35,629.88 = 14,488.20/x
  3. Step 3: Cross multiply
    25,820.28x = 35,629.88 × 14,488.20
  4. Step 4: Simplify right side
    25,820.28x = 516,212,827.42
  5. Step 5: Solve for x
    x = 516,212,827.42/25,820.28
  6. Step 6: Final answer
    x = 19,992.53

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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.