Home / 51,561.12-71,129.04-33,647.84

Finding the Fourth Proportional to 51,561.12, 71,129.04 and 33,647.84

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Solution

The fourth proportional to 51,561.12, 71,129.04 and 33,647.84 is: 46,417.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,561.12 : 71,129.04 = 33,647.84 : x
  2. Step 2: Convert to fraction form
    51,561.12/71,129.04 = 33,647.84/x
  3. Step 3: Cross multiply
    51,561.12x = 71,129.04 × 33,647.84
  4. Step 4: Simplify right side
    51,561.12x = 2,393,338,557.27
  5. Step 5: Solve for x
    x = 2,393,338,557.27/51,561.12
  6. Step 6: Final answer
    x = 46,417.51

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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.