Home / 27,605.06-41,401.78-8,886.77

Finding the Fourth Proportional to 27,605.06, 41,401.78 and 8,886.77

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Solution

The fourth proportional to 27,605.06, 41,401.78 and 8,886.77 is: 13,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.06 : 41,401.78 = 8,886.77 : x
  2. Step 2: Convert to fraction form
    27,605.06/41,401.78 = 8,886.77/x
  3. Step 3: Cross multiply
    27,605.06x = 41,401.78 × 8,886.77
  4. Step 4: Simplify right side
    27,605.06x = 367,928,096.45
  5. Step 5: Solve for x
    x = 367,928,096.45/27,605.06
  6. Step 6: Final answer
    x = 13,328.28

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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.