Home / 27,820.67-41,747.40-10,302.80

Finding the Fourth Proportional to 27,820.67, 41,747.40 and 10,302.80

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Solution

The fourth proportional to 27,820.67, 41,747.40 and 10,302.80 is: 15,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.67 : 41,747.40 = 10,302.80 : x
  2. Step 2: Convert to fraction form
    27,820.67/41,747.40 = 10,302.80/x
  3. Step 3: Cross multiply
    27,820.67x = 41,747.40 × 10,302.80
  4. Step 4: Simplify right side
    27,820.67x = 430,114,903.98
  5. Step 5: Solve for x
    x = 430,114,903.98/27,820.67
  6. Step 6: Final answer
    x = 15,460.27

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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.