Home / 14,057.92-19,414.46-12,160.40

Finding the Fourth Proportional to 14,057.92, 19,414.46 and 12,160.40

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Solution

The fourth proportional to 14,057.92, 19,414.46 and 12,160.40 is: 16,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.92 : 19,414.46 = 12,160.40 : x
  2. Step 2: Convert to fraction form
    14,057.92/19,414.46 = 12,160.40/x
  3. Step 3: Cross multiply
    14,057.92x = 19,414.46 × 12,160.40
  4. Step 4: Simplify right side
    14,057.92x = 236,087,441.51
  5. Step 5: Solve for x
    x = 236,087,441.51/14,057.92
  6. Step 6: Final answer
    x = 16,793.91

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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.