Home / 38,556.60-57,845.70-16,380.60

Finding the Fourth Proportional to 38,556.60, 57,845.70 and 16,380.60

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Solution

The fourth proportional to 38,556.60, 57,845.70 and 16,380.60 is: 24,575.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,556.60 : 57,845.70 = 16,380.60 : x
  2. Step 2: Convert to fraction form
    38,556.60/57,845.70 = 16,380.60/x
  3. Step 3: Cross multiply
    38,556.60x = 57,845.70 × 16,380.60
  4. Step 4: Simplify right side
    38,556.60x = 947,547,273.42
  5. Step 5: Solve for x
    x = 947,547,273.42/38,556.60
  6. Step 6: Final answer
    x = 24,575.49

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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.