Home / 49,741.05-68,649.21-28,516.23

Finding the Fourth Proportional to 49,741.05, 68,649.21 and 28,516.23

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Solution

The fourth proportional to 49,741.05, 68,649.21 and 28,516.23 is: 39,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,741.05 : 68,649.21 = 28,516.23 : x
  2. Step 2: Convert to fraction form
    49,741.05/68,649.21 = 28,516.23/x
  3. Step 3: Cross multiply
    49,741.05x = 68,649.21 × 28,516.23
  4. Step 4: Simplify right side
    49,741.05x = 1,957,616,661.68
  5. Step 5: Solve for x
    x = 1,957,616,661.68/49,741.05
  6. Step 6: Final answer
    x = 39,356.16

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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.