Home / 38,943.88-58,400.46-16,758.92

Finding the Fourth Proportional to 38,943.88, 58,400.46 and 16,758.92

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Solution

The fourth proportional to 38,943.88, 58,400.46 and 16,758.92 is: 25,131.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,943.88 : 58,400.46 = 16,758.92 : x
  2. Step 2: Convert to fraction form
    38,943.88/58,400.46 = 16,758.92/x
  3. Step 3: Cross multiply
    38,943.88x = 58,400.46 × 16,758.92
  4. Step 4: Simplify right side
    38,943.88x = 978,728,637.10
  5. Step 5: Solve for x
    x = 978,728,637.10/38,943.88
  6. Step 6: Final answer
    x = 25,131.77

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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.