Home / 13,842.14-19,104.60-8,176.52

Finding the Fourth Proportional to 13,842.14, 19,104.60 and 8,176.52

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Solution

The fourth proportional to 13,842.14, 19,104.60 and 8,176.52 is: 11,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.14 : 19,104.60 = 8,176.52 : x
  2. Step 2: Convert to fraction form
    13,842.14/19,104.60 = 8,176.52/x
  3. Step 3: Cross multiply
    13,842.14x = 19,104.60 × 8,176.52
  4. Step 4: Simplify right side
    13,842.14x = 156,209,143.99
  5. Step 5: Solve for x
    x = 156,209,143.99/13,842.14
  6. Step 6: Final answer
    x = 11,285.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.