Home / 15,961.10-23,945.10-4,867.50

Finding the Fourth Proportional to 15,961.10, 23,945.10 and 4,867.50

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Solution

The fourth proportional to 15,961.10, 23,945.10 and 4,867.50 is: 7,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.10 : 23,945.10 = 4,867.50 : x
  2. Step 2: Convert to fraction form
    15,961.10/23,945.10 = 4,867.50/x
  3. Step 3: Cross multiply
    15,961.10x = 23,945.10 × 4,867.50
  4. Step 4: Simplify right side
    15,961.10x = 116,552,774.25
  5. Step 5: Solve for x
    x = 116,552,774.25/15,961.10
  6. Step 6: Final answer
    x = 7,302.30

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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.