Home / 39,400.69-59,118.37-20,676.33

Finding the Fourth Proportional to 39,400.69, 59,118.37 and 20,676.33

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Solution

The fourth proportional to 39,400.69, 59,118.37 and 20,676.33 is: 31,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,400.69 : 59,118.37 = 20,676.33 : x
  2. Step 2: Convert to fraction form
    39,400.69/59,118.37 = 20,676.33/x
  3. Step 3: Cross multiply
    39,400.69x = 59,118.37 × 20,676.33
  4. Step 4: Simplify right side
    39,400.69x = 1,222,350,927.18
  5. Step 5: Solve for x
    x = 1,222,350,927.18/39,400.69
  6. Step 6: Final answer
    x = 31,023.59

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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.