Home / 40,212.51-60,309.58-15,255.33

Finding the Fourth Proportional to 40,212.51, 60,309.58 and 15,255.33

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Solution

The fourth proportional to 40,212.51, 60,309.58 and 15,255.33 is: 22,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,212.51 : 60,309.58 = 15,255.33 : x
  2. Step 2: Convert to fraction form
    40,212.51/60,309.58 = 15,255.33/x
  3. Step 3: Cross multiply
    40,212.51x = 60,309.58 × 15,255.33
  4. Step 4: Simplify right side
    40,212.51x = 920,042,545.06
  5. Step 5: Solve for x
    x = 920,042,545.06/40,212.51
  6. Step 6: Final answer
    x = 22,879.51

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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.