Home / 39,056.88-58,544-12,754.56

Finding the Fourth Proportional to 39,056.88, 58,544 and 12,754.56

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Solution

The fourth proportional to 39,056.88, 58,544 and 12,754.56 is: 19,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,056.88 : 58,544 = 12,754.56 : x
  2. Step 2: Convert to fraction form
    39,056.88/58,544 = 12,754.56/x
  3. Step 3: Cross multiply
    39,056.88x = 58,544 × 12,754.56
  4. Step 4: Simplify right side
    39,056.88x = 746,702,960.64
  5. Step 5: Solve for x
    x = 746,702,960.64/39,056.88
  6. Step 6: Final answer
    x = 19,118.35

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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.