Home / 13,182.54-19,771.77-4,861.41

Finding the Fourth Proportional to 13,182.54, 19,771.77 and 4,861.41

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Solution

The fourth proportional to 13,182.54, 19,771.77 and 4,861.41 is: 7,291.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182.54 : 19,771.77 = 4,861.41 : x
  2. Step 2: Convert to fraction form
    13,182.54/19,771.77 = 4,861.41/x
  3. Step 3: Cross multiply
    13,182.54x = 19,771.77 × 4,861.41
  4. Step 4: Simplify right side
    13,182.54x = 96,118,680.40
  5. Step 5: Solve for x
    x = 96,118,680.40/13,182.54
  6. Step 6: Final answer
    x = 7,291.36

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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.