Home / 35,712.36-49,283.10-19,796.49

Finding the Fourth Proportional to 35,712.36, 49,283.10 and 19,796.49

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Solution

The fourth proportional to 35,712.36, 49,283.10 and 19,796.49 is: 27,319.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,712.36 : 49,283.10 = 19,796.49 : x
  2. Step 2: Convert to fraction form
    35,712.36/49,283.10 = 19,796.49/x
  3. Step 3: Cross multiply
    35,712.36x = 49,283.10 × 19,796.49
  4. Step 4: Simplify right side
    35,712.36x = 975,632,396.32
  5. Step 5: Solve for x
    x = 975,632,396.32/35,712.36
  6. Step 6: Final answer
    x = 27,319.18

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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.