Home / 27,598.78-41,400.60-8,880.49

Finding the Fourth Proportional to 27,598.78, 41,400.60 and 8,880.49

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Solution

The fourth proportional to 27,598.78, 41,400.60 and 8,880.49 is: 13,321.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598.78 : 41,400.60 = 8,880.49 : x
  2. Step 2: Convert to fraction form
    27,598.78/41,400.60 = 8,880.49/x
  3. Step 3: Cross multiply
    27,598.78x = 41,400.60 × 8,880.49
  4. Step 4: Simplify right side
    27,598.78x = 367,657,614.29
  5. Step 5: Solve for x
    x = 367,657,614.29/27,598.78
  6. Step 6: Final answer
    x = 13,321.52

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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.