Home / 13,273.34-19,910.10-6,326.78

Finding the Fourth Proportional to 13,273.34, 19,910.10 and 6,326.78

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Solution

The fourth proportional to 13,273.34, 19,910.10 and 6,326.78 is: 9,490.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.34 : 19,910.10 = 6,326.78 : x
  2. Step 2: Convert to fraction form
    13,273.34/19,910.10 = 6,326.78/x
  3. Step 3: Cross multiply
    13,273.34x = 19,910.10 × 6,326.78
  4. Step 4: Simplify right side
    13,273.34x = 125,966,822.48
  5. Step 5: Solve for x
    x = 125,966,822.48/13,273.34
  6. Step 6: Final answer
    x = 9,490.21

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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.