Home / 14,059.30-19,402.42-8,090.99

Finding the Fourth Proportional to 14,059.30, 19,402.42 and 8,090.99

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Solution

The fourth proportional to 14,059.30, 19,402.42 and 8,090.99 is: 11,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.30 : 19,402.42 = 8,090.99 : x
  2. Step 2: Convert to fraction form
    14,059.30/19,402.42 = 8,090.99/x
  3. Step 3: Cross multiply
    14,059.30x = 19,402.42 × 8,090.99
  4. Step 4: Simplify right side
    14,059.30x = 156,984,786.20
  5. Step 5: Solve for x
    x = 156,984,786.20/14,059.30
  6. Step 6: Final answer
    x = 11,165.90

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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.