Home / 25,133.56-37,690.74-8,262.64

Finding the Fourth Proportional to 25,133.56, 37,690.74 and 8,262.64

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Solution

The fourth proportional to 25,133.56, 37,690.74 and 8,262.64 is: 12,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,133.56 : 37,690.74 = 8,262.64 : x
  2. Step 2: Convert to fraction form
    25,133.56/37,690.74 = 8,262.64/x
  3. Step 3: Cross multiply
    25,133.56x = 37,690.74 × 8,262.64
  4. Step 4: Simplify right side
    25,133.56x = 311,425,015.95
  5. Step 5: Solve for x
    x = 311,425,015.95/25,133.56
  6. Step 6: Final answer
    x = 12,390.80

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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.