Home / 35,669.07-49,219.29-19,749.51

Finding the Fourth Proportional to 35,669.07, 49,219.29 and 19,749.51

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Solution

The fourth proportional to 35,669.07, 49,219.29 and 19,749.51 is: 27,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,669.07 : 49,219.29 = 19,749.51 : x
  2. Step 2: Convert to fraction form
    35,669.07/49,219.29 = 19,749.51/x
  3. Step 3: Cross multiply
    35,669.07x = 49,219.29 × 19,749.51
  4. Step 4: Simplify right side
    35,669.07x = 972,056,860.05
  5. Step 5: Solve for x
    x = 972,056,860.05/35,669.07
  6. Step 6: Final answer
    x = 27,252.09

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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.