Home / 14,415.45-19,893.68-8,042.00

Finding the Fourth Proportional to 14,415.45, 19,893.68 and 8,042.00

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Solution

The fourth proportional to 14,415.45, 19,893.68 and 8,042.00 is: 11,098.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.45 : 19,893.68 = 8,042.00 : x
  2. Step 2: Convert to fraction form
    14,415.45/19,893.68 = 8,042.00/x
  3. Step 3: Cross multiply
    14,415.45x = 19,893.68 × 8,042.00
  4. Step 4: Simplify right side
    14,415.45x = 159,984,909.48
  5. Step 5: Solve for x
    x = 159,984,909.48/14,415.45
  6. Step 6: Final answer
    x = 11,098.15

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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.