Home / 15,880.92-23,821.14-5,492.76

Finding the Fourth Proportional to 15,880.92, 23,821.14 and 5,492.76

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Solution

The fourth proportional to 15,880.92, 23,821.14 and 5,492.76 is: 8,239.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880.92 : 23,821.14 = 5,492.76 : x
  2. Step 2: Convert to fraction form
    15,880.92/23,821.14 = 5,492.76/x
  3. Step 3: Cross multiply
    15,880.92x = 23,821.14 × 5,492.76
  4. Step 4: Simplify right side
    15,880.92x = 130,843,804.95
  5. Step 5: Solve for x
    x = 130,843,804.95/15,880.92
  6. Step 6: Final answer
    x = 8,239.06

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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.