Home / 71,675.07-107,513.01-21,755.25

Finding the Fourth Proportional to 71,675.07, 107,513.01 and 21,755.25

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Solution

The fourth proportional to 71,675.07, 107,513.01 and 21,755.25 is: 32,633.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,675.07 : 107,513.01 = 21,755.25 : x
  2. Step 2: Convert to fraction form
    71,675.07/107,513.01 = 21,755.25/x
  3. Step 3: Cross multiply
    71,675.07x = 107,513.01 × 21,755.25
  4. Step 4: Simplify right side
    71,675.07x = 2,338,972,410.80
  5. Step 5: Solve for x
    x = 2,338,972,410.80/71,675.07
  6. Step 6: Final answer
    x = 32,633.00

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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.