Home / 37,452.66-51,684.39-20,456.91

Finding the Fourth Proportional to 37,452.66, 51,684.39 and 20,456.91

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Solution

The fourth proportional to 37,452.66, 51,684.39 and 20,456.91 is: 28,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,452.66 : 51,684.39 = 20,456.91 : x
  2. Step 2: Convert to fraction form
    37,452.66/51,684.39 = 20,456.91/x
  3. Step 3: Cross multiply
    37,452.66x = 51,684.39 × 20,456.91
  4. Step 4: Simplify right side
    37,452.66x = 1,057,302,914.63
  5. Step 5: Solve for x
    x = 1,057,302,914.63/37,452.66
  6. Step 6: Final answer
    x = 28,230.38

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Double scale
Find fourth proportional to 37,453.66, 51,685.77 and 20,457.91
Similar ratio
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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.