Home / 37,315.26-55,972.90-12,348.60

Finding the Fourth Proportional to 37,315.26, 55,972.90 and 12,348.60

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Solution

The fourth proportional to 37,315.26, 55,972.90 and 12,348.60 is: 18,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,315.26 : 55,972.90 = 12,348.60 : x
  2. Step 2: Convert to fraction form
    37,315.26/55,972.90 = 12,348.60/x
  3. Step 3: Cross multiply
    37,315.26x = 55,972.90 × 12,348.60
  4. Step 4: Simplify right side
    37,315.26x = 691,186,952.94
  5. Step 5: Solve for x
    x = 691,186,952.94/37,315.26
  6. Step 6: Final answer
    x = 18,522.90

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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.