Home / 30,207.07-41,684.07-16,777.99

Finding the Fourth Proportional to 30,207.07, 41,684.07 and 16,777.99

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Solution

The fourth proportional to 30,207.07, 41,684.07 and 16,777.99 is: 23,152.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207.07 : 41,684.07 = 16,777.99 : x
  2. Step 2: Convert to fraction form
    30,207.07/41,684.07 = 16,777.99/x
  3. Step 3: Cross multiply
    30,207.07x = 41,684.07 × 16,777.99
  4. Step 4: Simplify right side
    30,207.07x = 699,374,909.62
  5. Step 5: Solve for x
    x = 699,374,909.62/30,207.07
  6. Step 6: Final answer
    x = 23,152.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.