Home / 13,292.53-19,945.78-5,902.29

Finding the Fourth Proportional to 13,292.53, 19,945.78 and 5,902.29

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Solution

The fourth proportional to 13,292.53, 19,945.78 and 5,902.29 is: 8,856.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.53 : 19,945.78 = 5,902.29 : x
  2. Step 2: Convert to fraction form
    13,292.53/19,945.78 = 5,902.29/x
  3. Step 3: Cross multiply
    13,292.53x = 19,945.78 × 5,902.29
  4. Step 4: Simplify right side
    13,292.53x = 117,725,763.08
  5. Step 5: Solve for x
    x = 117,725,763.08/13,292.53
  6. Step 6: Final answer
    x = 8,856.54

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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.