Home / 13,273.48-19,870.62-8,063.56

Finding the Fourth Proportional to 13,273.48, 19,870.62 and 8,063.56

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Solution

The fourth proportional to 13,273.48, 19,870.62 and 8,063.56 is: 12,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.48 : 19,870.62 = 8,063.56 : x
  2. Step 2: Convert to fraction form
    13,273.48/19,870.62 = 8,063.56/x
  3. Step 3: Cross multiply
    13,273.48x = 19,870.62 × 8,063.56
  4. Step 4: Simplify right side
    13,273.48x = 160,227,936.61
  5. Step 5: Solve for x
    x = 160,227,936.61/13,273.48
  6. Step 6: Final answer
    x = 12,071.28

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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.