Home / 22,076.75-30,465.99-12,005.18

Finding the Fourth Proportional to 22,076.75, 30,465.99 and 12,005.18

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Solution

The fourth proportional to 22,076.75, 30,465.99 and 12,005.18 is: 16,567.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,076.75 : 30,465.99 = 12,005.18 : x
  2. Step 2: Convert to fraction form
    22,076.75/30,465.99 = 12,005.18/x
  3. Step 3: Cross multiply
    22,076.75x = 30,465.99 × 12,005.18
  4. Step 4: Simplify right side
    22,076.75x = 365,749,655.75
  5. Step 5: Solve for x
    x = 365,749,655.75/22,076.75
  6. Step 6: Final answer
    x = 16,567.19

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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.