Home / 22,076.64-30,465.88-12,005.16

Finding the Fourth Proportional to 22,076.64, 30,465.88 and 12,005.16

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Solution

The fourth proportional to 22,076.64, 30,465.88 and 12,005.16 is: 16,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,076.64 : 30,465.88 = 12,005.16 : x
  2. Step 2: Convert to fraction form
    22,076.64/30,465.88 = 12,005.16/x
  3. Step 3: Cross multiply
    22,076.64x = 30,465.88 × 12,005.16
  4. Step 4: Simplify right side
    22,076.64x = 365,747,763.94
  5. Step 5: Solve for x
    x = 365,747,763.94/22,076.64
  6. Step 6: Final answer
    x = 16,567.18

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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.