Home / 25,698.62-38,521.67-14,581.83

Finding the Fourth Proportional to 25,698.62, 38,521.67 and 14,581.83

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Solution

The fourth proportional to 25,698.62, 38,521.67 and 14,581.83 is: 21,857.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.62 : 38,521.67 = 14,581.83 : x
  2. Step 2: Convert to fraction form
    25,698.62/38,521.67 = 14,581.83/x
  3. Step 3: Cross multiply
    25,698.62x = 38,521.67 × 14,581.83
  4. Step 4: Simplify right side
    25,698.62x = 561,716,250.65
  5. Step 5: Solve for x
    x = 561,716,250.65/25,698.62
  6. Step 6: Final answer
    x = 21,857.84

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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.