Home / 15,348.84-23,027.48-5,489.16

Finding the Fourth Proportional to 15,348.84, 23,027.48 and 5,489.16

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Solution

The fourth proportional to 15,348.84, 23,027.48 and 5,489.16 is: 8,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,348.84 : 23,027.48 = 5,489.16 : x
  2. Step 2: Convert to fraction form
    15,348.84/23,027.48 = 5,489.16/x
  3. Step 3: Cross multiply
    15,348.84x = 23,027.48 × 5,489.16
  4. Step 4: Simplify right side
    15,348.84x = 126,401,522.12
  5. Step 5: Solve for x
    x = 126,401,522.12/15,348.84
  6. Step 6: Final answer
    x = 8,235.25

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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.