Home / 38,562.48-57,838.60-10,862.64

Finding the Fourth Proportional to 38,562.48, 57,838.60 and 10,862.64

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Solution

The fourth proportional to 38,562.48, 57,838.60 and 10,862.64 is: 16,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,562.48 : 57,838.60 = 10,862.64 : x
  2. Step 2: Convert to fraction form
    38,562.48/57,838.60 = 10,862.64/x
  3. Step 3: Cross multiply
    38,562.48x = 57,838.60 × 10,862.64
  4. Step 4: Simplify right side
    38,562.48x = 628,279,889.90
  5. Step 5: Solve for x
    x = 628,279,889.90/38,562.48
  6. Step 6: Final answer
    x = 16,292.52

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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.