Home / 38,452.54-53,062.94-21,457.52

Finding the Fourth Proportional to 38,452.54, 53,062.94 and 21,457.52

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Solution

The fourth proportional to 38,452.54, 53,062.94 and 21,457.52 is: 29,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,452.54 : 53,062.94 = 21,457.52 : x
  2. Step 2: Convert to fraction form
    38,452.54/53,062.94 = 21,457.52/x
  3. Step 3: Cross multiply
    38,452.54x = 53,062.94 × 21,457.52
  4. Step 4: Simplify right side
    38,452.54x = 1,138,599,096.31
  5. Step 5: Solve for x
    x = 1,138,599,096.31/38,452.54
  6. Step 6: Final answer
    x = 29,610.50

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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.