Home / 38,647.20-57,927.60-16,456.80

Finding the Fourth Proportional to 38,647.20, 57,927.60 and 16,456.80

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Solution

The fourth proportional to 38,647.20, 57,927.60 and 16,456.80 is: 24,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,647.20 : 57,927.60 = 16,456.80 : x
  2. Step 2: Convert to fraction form
    38,647.20/57,927.60 = 16,456.80/x
  3. Step 3: Cross multiply
    38,647.20x = 57,927.60 × 16,456.80
  4. Step 4: Simplify right side
    38,647.20x = 953,302,927.68
  5. Step 5: Solve for x
    x = 953,302,927.68/38,647.20
  6. Step 6: Final answer
    x = 24,666.80

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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.