Home / 25,720.00-38,579.96-16,891.07

Finding the Fourth Proportional to 25,720.00, 38,579.96 and 16,891.07

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Solution

The fourth proportional to 25,720.00, 38,579.96 and 16,891.07 is: 25,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,720.00 : 38,579.96 = 16,891.07 : x
  2. Step 2: Convert to fraction form
    25,720.00/38,579.96 = 16,891.07/x
  3. Step 3: Cross multiply
    25,720.00x = 38,579.96 × 16,891.07
  4. Step 4: Simplify right side
    25,720.00x = 651,656,654.29
  5. Step 5: Solve for x
    x = 651,656,654.29/25,720.00
  6. Step 6: Final answer
    x = 25,336.58

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1.5x scale

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.