Home / 25,135.62-37,704.71-6,415.80

Finding the Fourth Proportional to 25,135.62, 37,704.71 and 6,415.80

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Solution

The fourth proportional to 25,135.62, 37,704.71 and 6,415.80 is: 9,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.62 : 37,704.71 = 6,415.80 : x
  2. Step 2: Convert to fraction form
    25,135.62/37,704.71 = 6,415.80/x
  3. Step 3: Cross multiply
    25,135.62x = 37,704.71 × 6,415.80
  4. Step 4: Simplify right side
    25,135.62x = 241,905,878.42
  5. Step 5: Solve for x
    x = 241,905,878.42/25,135.62
  6. Step 6: Final answer
    x = 9,624.03

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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.