Home / 35,696.48-49,261.43-19,781.19

Finding the Fourth Proportional to 35,696.48, 49,261.43 and 19,781.19

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Solution

The fourth proportional to 35,696.48, 49,261.43 and 19,781.19 is: 27,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,696.48 : 49,261.43 = 19,781.19 : x
  2. Step 2: Convert to fraction form
    35,696.48/49,261.43 = 19,781.19/x
  3. Step 3: Cross multiply
    35,696.48x = 49,261.43 × 19,781.19
  4. Step 4: Simplify right side
    35,696.48x = 974,449,811.23
  5. Step 5: Solve for x
    x = 974,449,811.23/35,696.48
  6. Step 6: Final answer
    x = 27,298.21

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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.