Home / 25,151-37,731.90-8,511.44

Finding the Fourth Proportional to 25,151, 37,731.90 and 8,511.44

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Solution

The fourth proportional to 25,151, 37,731.90 and 8,511.44 is: 12,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151 : 37,731.90 = 8,511.44 : x
  2. Step 2: Convert to fraction form
    25,151/37,731.90 = 8,511.44/x
  3. Step 3: Cross multiply
    25,151x = 37,731.90 × 8,511.44
  4. Step 4: Simplify right side
    25,151x = 321,152,802.94
  5. Step 5: Solve for x
    x = 321,152,802.94/25,151
  6. Step 6: Final answer
    x = 12,768.99

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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.