Home / 35,721.48-49,296.24-19,806.60

Finding the Fourth Proportional to 35,721.48, 49,296.24 and 19,806.60

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Solution

The fourth proportional to 35,721.48, 49,296.24 and 19,806.60 is: 27,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.48 : 49,296.24 = 19,806.60 : x
  2. Step 2: Convert to fraction form
    35,721.48/49,296.24 = 19,806.60/x
  3. Step 3: Cross multiply
    35,721.48x = 49,296.24 × 19,806.60
  4. Step 4: Simplify right side
    35,721.48x = 976,390,907.18
  5. Step 5: Solve for x
    x = 976,390,907.18/35,721.48
  6. Step 6: Final answer
    x = 27,333.44

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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.