Home / 12,164.04-18,247.14-4,375.08

Finding the Fourth Proportional to 12,164.04, 18,247.14 and 4,375.08

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Solution

The fourth proportional to 12,164.04, 18,247.14 and 4,375.08 is: 6,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,164.04 : 18,247.14 = 4,375.08 : x
  2. Step 2: Convert to fraction form
    12,164.04/18,247.14 = 4,375.08/x
  3. Step 3: Cross multiply
    12,164.04x = 18,247.14 × 4,375.08
  4. Step 4: Simplify right side
    12,164.04x = 79,832,697.27
  5. Step 5: Solve for x
    x = 79,832,697.27/12,164.04
  6. Step 6: Final answer
    x = 6,563.01

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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.