Home / 12,850.02-19,267.74-7,659.54

Finding the Fourth Proportional to 12,850.02, 19,267.74 and 7,659.54

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Solution

The fourth proportional to 12,850.02, 19,267.74 and 7,659.54 is: 11,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.02 : 19,267.74 = 7,659.54 : x
  2. Step 2: Convert to fraction form
    12,850.02/19,267.74 = 7,659.54/x
  3. Step 3: Cross multiply
    12,850.02x = 19,267.74 × 7,659.54
  4. Step 4: Simplify right side
    12,850.02x = 147,582,025.24
  5. Step 5: Solve for x
    x = 147,582,025.24/12,850.02
  6. Step 6: Final answer
    x = 11,484.96

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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.