Home / 39,087.75-58,610.97-18,009.39

Finding the Fourth Proportional to 39,087.75, 58,610.97 and 18,009.39

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Solution

The fourth proportional to 39,087.75, 58,610.97 and 18,009.39 is: 27,004.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,087.75 : 58,610.97 = 18,009.39 : x
  2. Step 2: Convert to fraction form
    39,087.75/58,610.97 = 18,009.39/x
  3. Step 3: Cross multiply
    39,087.75x = 58,610.97 × 18,009.39
  4. Step 4: Simplify right side
    39,087.75x = 1,055,547,817.01
  5. Step 5: Solve for x
    x = 1,055,547,817.01/39,087.75
  6. Step 6: Final answer
    x = 27,004.57

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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.