Home / 35,685.33-49,247.36-19,769.77

Finding the Fourth Proportional to 35,685.33, 49,247.36 and 19,769.77

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Solution

The fourth proportional to 35,685.33, 49,247.36 and 19,769.77 is: 27,283.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,685.33 : 49,247.36 = 19,769.77 : x
  2. Step 2: Convert to fraction form
    35,685.33/49,247.36 = 19,769.77/x
  3. Step 3: Cross multiply
    35,685.33x = 49,247.36 × 19,769.77
  4. Step 4: Simplify right side
    35,685.33x = 973,608,980.31
  5. Step 5: Solve for x
    x = 973,608,980.31/35,685.33
  6. Step 6: Final answer
    x = 27,283.17

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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.