Home / 25,927.60-38,891.40-19,366.60

Finding the Fourth Proportional to 25,927.60, 38,891.40 and 19,366.60

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Solution

The fourth proportional to 25,927.60, 38,891.40 and 19,366.60 is: 29,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,927.60 : 38,891.40 = 19,366.60 : x
  2. Step 2: Convert to fraction form
    25,927.60/38,891.40 = 19,366.60/x
  3. Step 3: Cross multiply
    25,927.60x = 38,891.40 × 19,366.60
  4. Step 4: Simplify right side
    25,927.60x = 753,194,187.24
  5. Step 5: Solve for x
    x = 753,194,187.24/25,927.60
  6. Step 6: Final answer
    x = 29,049.90

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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.