Home / 38,214.48-52,735.72-21,447.60

Finding the Fourth Proportional to 38,214.48, 52,735.72 and 21,447.60

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Solution

The fourth proportional to 38,214.48, 52,735.72 and 21,447.60 is: 29,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,214.48 : 52,735.72 = 21,447.60 : x
  2. Step 2: Convert to fraction form
    38,214.48/52,735.72 = 21,447.60/x
  3. Step 3: Cross multiply
    38,214.48x = 52,735.72 × 21,447.60
  4. Step 4: Simplify right side
    38,214.48x = 1,131,054,628.27
  5. Step 5: Solve for x
    x = 1,131,054,628.27/38,214.48
  6. Step 6: Final answer
    x = 29,597.54

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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.