Home / 15,706.03-23,563.29-5,178.04

Finding the Fourth Proportional to 15,706.03, 23,563.29 and 5,178.04

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Solution

The fourth proportional to 15,706.03, 23,563.29 and 5,178.04 is: 7,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,706.03 : 23,563.29 = 5,178.04 : x
  2. Step 2: Convert to fraction form
    15,706.03/23,563.29 = 5,178.04/x
  3. Step 3: Cross multiply
    15,706.03x = 23,563.29 × 5,178.04
  4. Step 4: Simplify right side
    15,706.03x = 122,011,658.15
  5. Step 5: Solve for x
    x = 122,011,658.15/15,706.03
  6. Step 6: Final answer
    x = 7,768.46

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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.