Home / 18,164.32-25,069.01-10,206.38

Finding the Fourth Proportional to 18,164.32, 25,069.01 and 10,206.38

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Solution

The fourth proportional to 18,164.32, 25,069.01 and 10,206.38 is: 14,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164.32 : 25,069.01 = 10,206.38 : x
  2. Step 2: Convert to fraction form
    18,164.32/25,069.01 = 10,206.38/x
  3. Step 3: Cross multiply
    18,164.32x = 25,069.01 × 10,206.38
  4. Step 4: Simplify right side
    18,164.32x = 255,863,665.91
  5. Step 5: Solve for x
    x = 255,863,665.91/18,164.32
  6. Step 6: Final answer
    x = 14,086.06

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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.