Home / 27,556.74-41,325.39-12,762.90

Finding the Fourth Proportional to 27,556.74, 41,325.39 and 12,762.90

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Solution

The fourth proportional to 27,556.74, 41,325.39 and 12,762.90 is: 19,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.74 : 41,325.39 = 12,762.90 : x
  2. Step 2: Convert to fraction form
    27,556.74/41,325.39 = 12,762.90/x
  3. Step 3: Cross multiply
    27,556.74x = 41,325.39 × 12,762.90
  4. Step 4: Simplify right side
    27,556.74x = 527,431,820.03
  5. Step 5: Solve for x
    x = 527,431,820.03/27,556.74
  6. Step 6: Final answer
    x = 19,139.85

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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.