Home / 15,324.45-22,986.70-5,328.51

Finding the Fourth Proportional to 15,324.45, 22,986.70 and 5,328.51

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Solution

The fourth proportional to 15,324.45, 22,986.70 and 5,328.51 is: 7,992.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,324.45 : 22,986.70 = 5,328.51 : x
  2. Step 2: Convert to fraction form
    15,324.45/22,986.70 = 5,328.51/x
  3. Step 3: Cross multiply
    15,324.45x = 22,986.70 × 5,328.51
  4. Step 4: Simplify right side
    15,324.45x = 122,484,834.17
  5. Step 5: Solve for x
    x = 122,484,834.17/15,324.45
  6. Step 6: Final answer
    x = 7,992.77

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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.