Home / 19,172.73-26,456.85-10,674.21

Finding the Fourth Proportional to 19,172.73, 26,456.85 and 10,674.21

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Solution

The fourth proportional to 19,172.73, 26,456.85 and 10,674.21 is: 14,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172.73 : 26,456.85 = 10,674.21 : x
  2. Step 2: Convert to fraction form
    19,172.73/26,456.85 = 10,674.21/x
  3. Step 3: Cross multiply
    19,172.73x = 26,456.85 × 10,674.21
  4. Step 4: Simplify right side
    19,172.73x = 282,405,972.84
  5. Step 5: Solve for x
    x = 282,405,972.84/19,172.73
  6. Step 6: Final answer
    x = 14,729.57

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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.