Home / 35,718.45-49,291.38-19,802.49

Finding the Fourth Proportional to 35,718.45, 49,291.38 and 19,802.49

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Solution

The fourth proportional to 35,718.45, 49,291.38 and 19,802.49 is: 27,327.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,718.45 : 49,291.38 = 19,802.49 : x
  2. Step 2: Convert to fraction form
    35,718.45/49,291.38 = 19,802.49/x
  3. Step 3: Cross multiply
    35,718.45x = 49,291.38 × 19,802.49
  4. Step 4: Simplify right side
    35,718.45x = 976,092,059.54
  5. Step 5: Solve for x
    x = 976,092,059.54/35,718.45
  6. Step 6: Final answer
    x = 27,327.39

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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.