Home / 25,355.84-38,033.28-7,586.51

Finding the Fourth Proportional to 25,355.84, 38,033.28 and 7,586.51

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Solution

The fourth proportional to 25,355.84, 38,033.28 and 7,586.51 is: 11,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.84 : 38,033.28 = 7,586.51 : x
  2. Step 2: Convert to fraction form
    25,355.84/38,033.28 = 7,586.51/x
  3. Step 3: Cross multiply
    25,355.84x = 38,033.28 × 7,586.51
  4. Step 4: Simplify right side
    25,355.84x = 288,539,668.89
  5. Step 5: Solve for x
    x = 288,539,668.89/25,355.84
  6. Step 6: Final answer
    x = 11,379.62

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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.