Home / 37,613.31-51,904.44-21,696.81

Finding the Fourth Proportional to 37,613.31, 51,904.44 and 21,696.81

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Solution

The fourth proportional to 37,613.31, 51,904.44 and 21,696.81 is: 29,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,613.31 : 51,904.44 = 21,696.81 : x
  2. Step 2: Convert to fraction form
    37,613.31/51,904.44 = 21,696.81/x
  3. Step 3: Cross multiply
    37,613.31x = 51,904.44 × 21,696.81
  4. Step 4: Simplify right side
    37,613.31x = 1,126,160,772.84
  5. Step 5: Solve for x
    x = 1,126,160,772.84/37,613.31
  6. Step 6: Final answer
    x = 29,940.49

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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.