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Finding the Fourth Proportional to 35,571.67, 53,346.04 and 19,784.23

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Solution

The fourth proportional to 35,571.67, 53,346.04 and 19,784.23 is: 29,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,571.67 : 53,346.04 = 19,784.23 : x
  2. Step 2: Convert to fraction form
    35,571.67/53,346.04 = 19,784.23/x
  3. Step 3: Cross multiply
    35,571.67x = 53,346.04 × 19,784.23
  4. Step 4: Simplify right side
    35,571.67x = 1,055,410,324.95
  5. Step 5: Solve for x
    x = 1,055,410,324.95/35,571.67
  6. Step 6: Final answer
    x = 29,669.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.