Home / 25,286.95-37,900.86-19,026.87

Finding the Fourth Proportional to 25,286.95, 37,900.86 and 19,026.87

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Solution

The fourth proportional to 25,286.95, 37,900.86 and 19,026.87 is: 28,518.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.95 : 37,900.86 = 19,026.87 : x
  2. Step 2: Convert to fraction form
    25,286.95/37,900.86 = 19,026.87/x
  3. Step 3: Cross multiply
    25,286.95x = 37,900.86 × 19,026.87
  4. Step 4: Simplify right side
    25,286.95x = 721,134,736.11
  5. Step 5: Solve for x
    x = 721,134,736.11/25,286.95
  6. Step 6: Final answer
    x = 28,518.06

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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.