Home / 14,294.48-21,438.14-5,974.56

Finding the Fourth Proportional to 14,294.48, 21,438.14 and 5,974.56

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Solution

The fourth proportional to 14,294.48, 21,438.14 and 5,974.56 is: 8,960.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294.48 : 21,438.14 = 5,974.56 : x
  2. Step 2: Convert to fraction form
    14,294.48/21,438.14 = 5,974.56/x
  3. Step 3: Cross multiply
    14,294.48x = 21,438.14 × 5,974.56
  4. Step 4: Simplify right side
    14,294.48x = 128,083,453.72
  5. Step 5: Solve for x
    x = 128,083,453.72/14,294.48
  6. Step 6: Final answer
    x = 8,960.34

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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.