Home / 12,094.20-18,143.88-4,303.01

Finding the Fourth Proportional to 12,094.20, 18,143.88 and 4,303.01

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Solution

The fourth proportional to 12,094.20, 18,143.88 and 4,303.01 is: 6,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.20 : 18,143.88 = 4,303.01 : x
  2. Step 2: Convert to fraction form
    12,094.20/18,143.88 = 4,303.01/x
  3. Step 3: Cross multiply
    12,094.20x = 18,143.88 × 4,303.01
  4. Step 4: Simplify right side
    12,094.20x = 78,073,297.08
  5. Step 5: Solve for x
    x = 78,073,297.08/12,094.20
  6. Step 6: Final answer
    x = 6,455.43

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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.