Home / 13,996.20-19,326.42-12,501.48

Finding the Fourth Proportional to 13,996.20, 19,326.42 and 12,501.48

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Solution

The fourth proportional to 13,996.20, 19,326.42 and 12,501.48 is: 17,262.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,996.20 : 19,326.42 = 12,501.48 : x
  2. Step 2: Convert to fraction form
    13,996.20/19,326.42 = 12,501.48/x
  3. Step 3: Cross multiply
    13,996.20x = 19,326.42 × 12,501.48
  4. Step 4: Simplify right side
    13,996.20x = 241,608,853.10
  5. Step 5: Solve for x
    x = 241,608,853.10/13,996.20
  6. Step 6: Final answer
    x = 17,262.46

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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.