Home / 15,880.84-23,821.08-5,492.44

Finding the Fourth Proportional to 15,880.84, 23,821.08 and 5,492.44

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Solution

The fourth proportional to 15,880.84, 23,821.08 and 5,492.44 is: 8,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880.84 : 23,821.08 = 5,492.44 : x
  2. Step 2: Convert to fraction form
    15,880.84/23,821.08 = 5,492.44/x
  3. Step 3: Cross multiply
    15,880.84x = 23,821.08 × 5,492.44
  4. Step 4: Simplify right side
    15,880.84x = 130,835,852.64
  5. Step 5: Solve for x
    x = 130,835,852.64/15,880.84
  6. Step 6: Final answer
    x = 8,238.60

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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.