Home / 25,290.45-37,906.11-19,030.41

Finding the Fourth Proportional to 25,290.45, 37,906.11 and 19,030.41

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Solution

The fourth proportional to 25,290.45, 37,906.11 and 19,030.41 is: 28,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.45 : 37,906.11 = 19,030.41 : x
  2. Step 2: Convert to fraction form
    25,290.45/37,906.11 = 19,030.41/x
  3. Step 3: Cross multiply
    25,290.45x = 37,906.11 × 19,030.41
  4. Step 4: Simplify right side
    25,290.45x = 721,368,814.81
  5. Step 5: Solve for x
    x = 721,368,814.81/25,290.45
  6. Step 6: Final answer
    x = 28,523.37

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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.