Home / 35,647.49-49,190.15-21,304.46

Finding the Fourth Proportional to 35,647.49, 49,190.15 and 21,304.46

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Solution

The fourth proportional to 35,647.49, 49,190.15 and 21,304.46 is: 29,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,647.49 : 49,190.15 = 21,304.46 : x
  2. Step 2: Convert to fraction form
    35,647.49/49,190.15 = 21,304.46/x
  3. Step 3: Cross multiply
    35,647.49x = 49,190.15 × 21,304.46
  4. Step 4: Simplify right side
    35,647.49x = 1,047,969,583.07
  5. Step 5: Solve for x
    x = 1,047,969,583.07/35,647.49
  6. Step 6: Final answer
    x = 29,398.14

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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.