Home / 18,406.53-27,612.39-5,923.65

Finding the Fourth Proportional to 18,406.53, 27,612.39 and 5,923.65

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Solution

The fourth proportional to 18,406.53, 27,612.39 and 5,923.65 is: 8,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,406.53 : 27,612.39 = 5,923.65 : x
  2. Step 2: Convert to fraction form
    18,406.53/27,612.39 = 5,923.65/x
  3. Step 3: Cross multiply
    18,406.53x = 27,612.39 × 5,923.65
  4. Step 4: Simplify right side
    18,406.53x = 163,566,134.02
  5. Step 5: Solve for x
    x = 163,566,134.02/18,406.53
  6. Step 6: Final answer
    x = 8,886.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.