Home / 16,841.80-25,266.30-5,156.20

Finding the Fourth Proportional to 16,841.80, 25,266.30 and 5,156.20

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Solution

The fourth proportional to 16,841.80, 25,266.30 and 5,156.20 is: 7,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841.80 : 25,266.30 = 5,156.20 : x
  2. Step 2: Convert to fraction form
    16,841.80/25,266.30 = 5,156.20/x
  3. Step 3: Cross multiply
    16,841.80x = 25,266.30 × 5,156.20
  4. Step 4: Simplify right side
    16,841.80x = 130,278,096.06
  5. Step 5: Solve for x
    x = 130,278,096.06/16,841.80
  6. Step 6: Final answer
    x = 7,735.40

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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.