Home / 13,946.33-19,239.18-9,234.56

Finding the Fourth Proportional to 13,946.33, 19,239.18 and 9,234.56

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Solution

The fourth proportional to 13,946.33, 19,239.18 and 9,234.56 is: 12,739.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.33 : 19,239.18 = 9,234.56 : x
  2. Step 2: Convert to fraction form
    13,946.33/19,239.18 = 9,234.56/x
  3. Step 3: Cross multiply
    13,946.33x = 19,239.18 × 9,234.56
  4. Step 4: Simplify right side
    13,946.33x = 177,665,362.06
  5. Step 5: Solve for x
    x = 177,665,362.06/13,946.33
  6. Step 6: Final answer
    x = 12,739.22

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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.