Home / 35,578.08-49,095.87-19,661.58

Finding the Fourth Proportional to 35,578.08, 49,095.87 and 19,661.58

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Solution

The fourth proportional to 35,578.08, 49,095.87 and 19,661.58 is: 27,131.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,578.08 : 49,095.87 = 19,661.58 : x
  2. Step 2: Convert to fraction form
    35,578.08/49,095.87 = 19,661.58/x
  3. Step 3: Cross multiply
    35,578.08x = 49,095.87 × 19,661.58
  4. Step 4: Simplify right side
    35,578.08x = 965,302,375.67
  5. Step 5: Solve for x
    x = 965,302,375.67/35,578.08
  6. Step 6: Final answer
    x = 27,131.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.