Home / 12,887.55-19,333.76-4,566.60

Finding the Fourth Proportional to 12,887.55, 19,333.76 and 4,566.60

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Solution

The fourth proportional to 12,887.55, 19,333.76 and 4,566.60 is: 6,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,887.55 : 19,333.76 = 4,566.60 : x
  2. Step 2: Convert to fraction form
    12,887.55/19,333.76 = 4,566.60/x
  3. Step 3: Cross multiply
    12,887.55x = 19,333.76 × 4,566.60
  4. Step 4: Simplify right side
    12,887.55x = 88,289,525.58
  5. Step 5: Solve for x
    x = 88,289,525.58/12,887.55
  6. Step 6: Final answer
    x = 6,850.76

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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.