Home / 35,581.02-49,101.54-19,665.48

Finding the Fourth Proportional to 35,581.02, 49,101.54 and 19,665.48

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Solution

The fourth proportional to 35,581.02, 49,101.54 and 19,665.48 is: 27,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,581.02 : 49,101.54 = 19,665.48 : x
  2. Step 2: Convert to fraction form
    35,581.02/49,101.54 = 19,665.48/x
  3. Step 3: Cross multiply
    35,581.02x = 49,101.54 × 19,665.48
  4. Step 4: Simplify right side
    35,581.02x = 965,605,352.84
  5. Step 5: Solve for x
    x = 965,605,352.84/35,581.02
  6. Step 6: Final answer
    x = 27,138.21

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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.