Home / 25,067.37-37,600.35-8,428.35

Finding the Fourth Proportional to 25,067.37, 37,600.35 and 8,428.35

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Solution

The fourth proportional to 25,067.37, 37,600.35 and 8,428.35 is: 12,642.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,067.37 : 37,600.35 = 8,428.35 : x
  2. Step 2: Convert to fraction form
    25,067.37/37,600.35 = 8,428.35/x
  3. Step 3: Cross multiply
    25,067.37x = 37,600.35 × 8,428.35
  4. Step 4: Simplify right side
    25,067.37x = 316,908,909.92
  5. Step 5: Solve for x
    x = 316,908,909.92/25,067.37
  6. Step 6: Final answer
    x = 12,642.29

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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.