Home / 13,274.61-19,915.38-4,954.70

Finding the Fourth Proportional to 13,274.61, 19,915.38 and 4,954.70

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Solution

The fourth proportional to 13,274.61, 19,915.38 and 4,954.70 is: 7,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.61 : 19,915.38 = 4,954.70 : x
  2. Step 2: Convert to fraction form
    13,274.61/19,915.38 = 4,954.70/x
  3. Step 3: Cross multiply
    13,274.61x = 19,915.38 × 4,954.70
  4. Step 4: Simplify right side
    13,274.61x = 98,674,608.94
  5. Step 5: Solve for x
    x = 98,674,608.94/13,274.61
  6. Step 6: Final answer
    x = 7,433.33

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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.