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Finding the Fourth Proportional to 35,993.05, 49,670.07 and 19,860.51

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Solution

The fourth proportional to 35,993.05, 49,670.07 and 19,860.51 is: 27,407.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,993.05 : 49,670.07 = 19,860.51 : x
  2. Step 2: Convert to fraction form
    35,993.05/49,670.07 = 19,860.51/x
  3. Step 3: Cross multiply
    35,993.05x = 49,670.07 × 19,860.51
  4. Step 4: Simplify right side
    35,993.05x = 986,472,673.59
  5. Step 5: Solve for x
    x = 986,472,673.59/35,993.05
  6. Step 6: Final answer
    x = 27,407.31

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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.