Home / 40,609.48-60,940.14-15,669.64

Finding the Fourth Proportional to 40,609.48, 60,940.14 and 15,669.64

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Solution

The fourth proportional to 40,609.48, 60,940.14 and 15,669.64 is: 23,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.48 : 60,940.14 = 15,669.64 : x
  2. Step 2: Convert to fraction form
    40,609.48/60,940.14 = 15,669.64/x
  3. Step 3: Cross multiply
    40,609.48x = 60,940.14 × 15,669.64
  4. Step 4: Simplify right side
    40,609.48x = 954,910,055.35
  5. Step 5: Solve for x
    x = 954,910,055.35/40,609.48
  6. Step 6: Final answer
    x = 23,514.46

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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.