Home / 35,612.19-49,147.37-19,696.30

Finding the Fourth Proportional to 35,612.19, 49,147.37 and 19,696.30

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Solution

The fourth proportional to 35,612.19, 49,147.37 and 19,696.30 is: 27,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.19 : 49,147.37 = 19,696.30 : x
  2. Step 2: Convert to fraction form
    35,612.19/49,147.37 = 19,696.30/x
  3. Step 3: Cross multiply
    35,612.19x = 49,147.37 × 19,696.30
  4. Step 4: Simplify right side
    35,612.19x = 968,021,343.73
  5. Step 5: Solve for x
    x = 968,021,343.73/35,612.19
  6. Step 6: Final answer
    x = 27,182.30

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Double scale
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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.