Home / 16,086.10-22,171.09-10,698.90

Finding the Fourth Proportional to 16,086.10, 22,171.09 and 10,698.90

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Solution

The fourth proportional to 16,086.10, 22,171.09 and 10,698.90 is: 14,746.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,086.10 : 22,171.09 = 10,698.90 : x
  2. Step 2: Convert to fraction form
    16,086.10/22,171.09 = 10,698.90/x
  3. Step 3: Cross multiply
    16,086.10x = 22,171.09 × 10,698.90
  4. Step 4: Simplify right side
    16,086.10x = 237,206,274.80
  5. Step 5: Solve for x
    x = 237,206,274.80/16,086.10
  6. Step 6: Final answer
    x = 14,746.04

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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.