Home / 15,885.48-23,812.72-7,563.26

Finding the Fourth Proportional to 15,885.48, 23,812.72 and 7,563.26

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Solution

The fourth proportional to 15,885.48, 23,812.72 and 7,563.26 is: 11,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.48 : 23,812.72 = 7,563.26 : x
  2. Step 2: Convert to fraction form
    15,885.48/23,812.72 = 7,563.26/x
  3. Step 3: Cross multiply
    15,885.48x = 23,812.72 × 7,563.26
  4. Step 4: Simplify right side
    15,885.48x = 180,101,786.54
  5. Step 5: Solve for x
    x = 180,101,786.54/15,885.48
  6. Step 6: Final answer
    x = 11,337.51

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1.5x scale

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.