Home / 39,255.49-58,775.37-27,421.12

Finding the Fourth Proportional to 39,255.49, 58,775.37 and 27,421.12

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Solution

The fourth proportional to 39,255.49, 58,775.37 and 27,421.12 is: 41,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,255.49 : 58,775.37 = 27,421.12 : x
  2. Step 2: Convert to fraction form
    39,255.49/58,775.37 = 27,421.12/x
  3. Step 3: Cross multiply
    39,255.49x = 58,775.37 × 27,421.12
  4. Step 4: Simplify right side
    39,255.49x = 1,611,686,473.81
  5. Step 5: Solve for x
    x = 1,611,686,473.81/39,255.49
  6. Step 6: Final answer
    x = 41,056.33

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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.