Home / 27,495.78-41,245.55-8,777.24

Finding the Fourth Proportional to 27,495.78, 41,245.55 and 8,777.24

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Solution

The fourth proportional to 27,495.78, 41,245.55 and 8,777.24 is: 13,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,495.78 : 41,245.55 = 8,777.24 : x
  2. Step 2: Convert to fraction form
    27,495.78/41,245.55 = 8,777.24/x
  3. Step 3: Cross multiply
    27,495.78x = 41,245.55 × 8,777.24
  4. Step 4: Simplify right side
    27,495.78x = 362,021,841.17
  5. Step 5: Solve for x
    x = 362,021,841.17/27,495.78
  6. Step 6: Final answer
    x = 13,166.45

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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.