Home / 40,101.93-60,090.48-15,128.33

Finding the Fourth Proportional to 40,101.93, 60,090.48 and 15,128.33

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Solution

The fourth proportional to 40,101.93, 60,090.48 and 15,128.33 is: 22,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.93 : 60,090.48 = 15,128.33 : x
  2. Step 2: Convert to fraction form
    40,101.93/60,090.48 = 15,128.33/x
  3. Step 3: Cross multiply
    40,101.93x = 60,090.48 × 15,128.33
  4. Step 4: Simplify right side
    40,101.93x = 909,068,310.85
  5. Step 5: Solve for x
    x = 909,068,310.85/40,101.93
  6. Step 6: Final answer
    x = 22,668.94

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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.