Home / 27,263.89-40,907.78-13,234.69

Finding the Fourth Proportional to 27,263.89, 40,907.78 and 13,234.69

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Solution

The fourth proportional to 27,263.89, 40,907.78 and 13,234.69 is: 19,857.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,263.89 : 40,907.78 = 13,234.69 : x
  2. Step 2: Convert to fraction form
    27,263.89/40,907.78 = 13,234.69/x
  3. Step 3: Cross multiply
    27,263.89x = 40,907.78 × 13,234.69
  4. Step 4: Simplify right side
    27,263.89x = 541,401,895.92
  5. Step 5: Solve for x
    x = 541,401,895.92/27,263.89
  6. Step 6: Final answer
    x = 19,857.84

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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.