Home / 15,945.75-23,921.66-4,853.56

Finding the Fourth Proportional to 15,945.75, 23,921.66 and 4,853.56

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Solution

The fourth proportional to 15,945.75, 23,921.66 and 4,853.56 is: 7,281.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.75 : 23,921.66 = 4,853.56 : x
  2. Step 2: Convert to fraction form
    15,945.75/23,921.66 = 4,853.56/x
  3. Step 3: Cross multiply
    15,945.75x = 23,921.66 × 4,853.56
  4. Step 4: Simplify right side
    15,945.75x = 116,105,212.11
  5. Step 5: Solve for x
    x = 116,105,212.11/15,945.75
  6. Step 6: Final answer
    x = 7,281.26

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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.