Home / 12,836.46-19,253.36-8,703.02

Finding the Fourth Proportional to 12,836.46, 19,253.36 and 8,703.02

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Solution

The fourth proportional to 12,836.46, 19,253.36 and 8,703.02 is: 13,053.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.46 : 19,253.36 = 8,703.02 : x
  2. Step 2: Convert to fraction form
    12,836.46/19,253.36 = 8,703.02/x
  3. Step 3: Cross multiply
    12,836.46x = 19,253.36 × 8,703.02
  4. Step 4: Simplify right side
    12,836.46x = 167,562,377.15
  5. Step 5: Solve for x
    x = 167,562,377.15/12,836.46
  6. Step 6: Final answer
    x = 13,053.63

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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.