Home / 27,477.55-41,215.87-8,757.34

Finding the Fourth Proportional to 27,477.55, 41,215.87 and 8,757.34

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Solution

The fourth proportional to 27,477.55, 41,215.87 and 8,757.34 is: 13,135.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,477.55 : 41,215.87 = 8,757.34 : x
  2. Step 2: Convert to fraction form
    27,477.55/41,215.87 = 8,757.34/x
  3. Step 3: Cross multiply
    27,477.55x = 41,215.87 × 8,757.34
  4. Step 4: Simplify right side
    27,477.55x = 360,941,386.99
  5. Step 5: Solve for x
    x = 360,941,386.99/27,477.55
  6. Step 6: Final answer
    x = 13,135.86

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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.