Home / 35,728.04-49,305.87-19,814

Finding the Fourth Proportional to 35,728.04, 49,305.87 and 19,814

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Solution

The fourth proportional to 35,728.04, 49,305.87 and 19,814 is: 27,343.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.04 : 49,305.87 = 19,814 : x
  2. Step 2: Convert to fraction form
    35,728.04/49,305.87 = 19,814/x
  3. Step 3: Cross multiply
    35,728.04x = 49,305.87 × 19,814
  4. Step 4: Simplify right side
    35,728.04x = 976,946,508.18
  5. Step 5: Solve for x
    x = 976,946,508.18/35,728.04
  6. Step 6: Final answer
    x = 27,343.97

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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.