Home / 13,042.20-19,548.12-6,472.56

Finding the Fourth Proportional to 13,042.20, 19,548.12 and 6,472.56

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Solution

The fourth proportional to 13,042.20, 19,548.12 and 6,472.56 is: 9,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.20 : 19,548.12 = 6,472.56 : x
  2. Step 2: Convert to fraction form
    13,042.20/19,548.12 = 6,472.56/x
  3. Step 3: Cross multiply
    13,042.20x = 19,548.12 × 6,472.56
  4. Step 4: Simplify right side
    13,042.20x = 126,526,379.59
  5. Step 5: Solve for x
    x = 126,526,379.59/13,042.20
  6. Step 6: Final answer
    x = 9,701.31

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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.