Home / 25,946.12-38,905.26-8,173.46

Finding the Fourth Proportional to 25,946.12, 38,905.26 and 8,173.46

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Solution

The fourth proportional to 25,946.12, 38,905.26 and 8,173.46 is: 12,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,946.12 : 38,905.26 = 8,173.46 : x
  2. Step 2: Convert to fraction form
    25,946.12/38,905.26 = 8,173.46/x
  3. Step 3: Cross multiply
    25,946.12x = 38,905.26 × 8,173.46
  4. Step 4: Simplify right side
    25,946.12x = 317,990,586.40
  5. Step 5: Solve for x
    x = 317,990,586.40/25,946.12
  6. Step 6: Final answer
    x = 12,255.80

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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.