Home / 35,696.01-49,261.59-19,781.94

Finding the Fourth Proportional to 35,696.01, 49,261.59 and 19,781.94

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Solution

The fourth proportional to 35,696.01, 49,261.59 and 19,781.94 is: 27,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,696.01 : 49,261.59 = 19,781.94 : x
  2. Step 2: Convert to fraction form
    35,696.01/49,261.59 = 19,781.94/x
  3. Step 3: Cross multiply
    35,696.01x = 49,261.59 × 19,781.94
  4. Step 4: Simplify right side
    35,696.01x = 974,489,817.68
  5. Step 5: Solve for x
    x = 974,489,817.68/35,696.01
  6. Step 6: Final answer
    x = 27,299.68

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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.