Home / 27,401.80-41,102.70-9,884.20

Finding the Fourth Proportional to 27,401.80, 41,102.70 and 9,884.20

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Solution

The fourth proportional to 27,401.80, 41,102.70 and 9,884.20 is: 14,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,401.80 : 41,102.70 = 9,884.20 : x
  2. Step 2: Convert to fraction form
    27,401.80/41,102.70 = 9,884.20/x
  3. Step 3: Cross multiply
    27,401.80x = 41,102.70 × 9,884.20
  4. Step 4: Simplify right side
    27,401.80x = 406,267,307.34
  5. Step 5: Solve for x
    x = 406,267,307.34/27,401.80
  6. Step 6: Final answer
    x = 14,826.30

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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.