Home / 39,503.78-54,511.11-23,586.06

Finding the Fourth Proportional to 39,503.78, 54,511.11 and 23,586.06

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Solution

The fourth proportional to 39,503.78, 54,511.11 and 23,586.06 is: 32,546.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,503.78 : 54,511.11 = 23,586.06 : x
  2. Step 2: Convert to fraction form
    39,503.78/54,511.11 = 23,586.06/x
  3. Step 3: Cross multiply
    39,503.78x = 54,511.11 × 23,586.06
  4. Step 4: Simplify right side
    39,503.78x = 1,285,702,311.13
  5. Step 5: Solve for x
    x = 1,285,702,311.13/39,503.78
  6. Step 6: Final answer
    x = 32,546.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.