Home / 13,945.48-19,234.10-9,472.68

Finding the Fourth Proportional to 13,945.48, 19,234.10 and 9,472.68

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Solution

The fourth proportional to 13,945.48, 19,234.10 and 9,472.68 is: 13,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945.48 : 19,234.10 = 9,472.68 : x
  2. Step 2: Convert to fraction form
    13,945.48/19,234.10 = 9,472.68/x
  3. Step 3: Cross multiply
    13,945.48x = 19,234.10 × 9,472.68
  4. Step 4: Simplify right side
    13,945.48x = 182,198,474.39
  5. Step 5: Solve for x
    x = 182,198,474.39/13,945.48
  6. Step 6: Final answer
    x = 13,065.06

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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.