Home / 35,623.70-49,160.49-19,707.81

Finding the Fourth Proportional to 35,623.70, 49,160.49 and 19,707.81

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Solution

The fourth proportional to 35,623.70, 49,160.49 and 19,707.81 is: 27,196.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,623.70 : 49,160.49 = 19,707.81 : x
  2. Step 2: Convert to fraction form
    35,623.70/49,160.49 = 19,707.81/x
  3. Step 3: Cross multiply
    35,623.70x = 49,160.49 × 19,707.81
  4. Step 4: Simplify right side
    35,623.70x = 968,845,596.43
  5. Step 5: Solve for x
    x = 968,845,596.43/35,623.70
  6. Step 6: Final answer
    x = 27,196.66

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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.