Home / 12,094.28-18,144.70-5,070.60

Finding the Fourth Proportional to 12,094.28, 18,144.70 and 5,070.60

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Solution

The fourth proportional to 12,094.28, 18,144.70 and 5,070.60 is: 7,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.28 : 18,144.70 = 5,070.60 : x
  2. Step 2: Convert to fraction form
    12,094.28/18,144.70 = 5,070.60/x
  3. Step 3: Cross multiply
    12,094.28x = 18,144.70 × 5,070.60
  4. Step 4: Simplify right side
    12,094.28x = 92,004,515.82
  5. Step 5: Solve for x
    x = 92,004,515.82/12,094.28
  6. Step 6: Final answer
    x = 7,607.28

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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.