Home / 35,705.13-49,273.07-19,791.98

Finding the Fourth Proportional to 35,705.13, 49,273.07 and 19,791.98

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Solution

The fourth proportional to 35,705.13, 49,273.07 and 19,791.98 is: 27,312.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,705.13 : 49,273.07 = 19,791.98 : x
  2. Step 2: Convert to fraction form
    35,705.13/49,273.07 = 19,791.98/x
  3. Step 3: Cross multiply
    35,705.13x = 49,273.07 × 19,791.98
  4. Step 4: Simplify right side
    35,705.13x = 975,211,615.98
  5. Step 5: Solve for x
    x = 975,211,615.98/35,705.13
  6. Step 6: Final answer
    x = 27,312.93

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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.