Home / 25,541.88-38,310.36-8,899.08

Finding the Fourth Proportional to 25,541.88, 38,310.36 and 8,899.08

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Solution

The fourth proportional to 25,541.88, 38,310.36 and 8,899.08 is: 13,347.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,541.88 : 38,310.36 = 8,899.08 : x
  2. Step 2: Convert to fraction form
    25,541.88/38,310.36 = 8,899.08/x
  3. Step 3: Cross multiply
    25,541.88x = 38,310.36 × 8,899.08
  4. Step 4: Simplify right side
    25,541.88x = 340,926,958.47
  5. Step 5: Solve for x
    x = 340,926,958.47/25,541.88
  6. Step 6: Final answer
    x = 13,347.76

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Why These Related Problems?

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