Home / 40,827.93-61,249.05-18,643.54

Finding the Fourth Proportional to 40,827.93, 61,249.05 and 18,643.54

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Solution

The fourth proportional to 40,827.93, 61,249.05 and 18,643.54 is: 27,968.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,827.93 : 61,249.05 = 18,643.54 : x
  2. Step 2: Convert to fraction form
    40,827.93/61,249.05 = 18,643.54/x
  3. Step 3: Cross multiply
    40,827.93x = 61,249.05 × 18,643.54
  4. Step 4: Simplify right side
    40,827.93x = 1,141,899,113.64
  5. Step 5: Solve for x
    x = 1,141,899,113.64/40,827.93
  6. Step 6: Final answer
    x = 27,968.58

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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.