Home / 43,743.94-65,599.77-15,656.38

Finding the Fourth Proportional to 43,743.94, 65,599.77 and 15,656.38

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Solution

The fourth proportional to 43,743.94, 65,599.77 and 15,656.38 is: 23,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,743.94 : 65,599.77 = 15,656.38 : x
  2. Step 2: Convert to fraction form
    43,743.94/65,599.77 = 15,656.38/x
  3. Step 3: Cross multiply
    43,743.94x = 65,599.77 × 15,656.38
  4. Step 4: Simplify right side
    43,743.94x = 1,027,054,927.03
  5. Step 5: Solve for x
    x = 1,027,054,927.03/43,743.94
  6. Step 6: Final answer
    x = 23,478.79

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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.