Home / 38,501.89-57,780.48-16,321.48

Finding the Fourth Proportional to 38,501.89, 57,780.48 and 16,321.48

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Solution

The fourth proportional to 38,501.89, 57,780.48 and 16,321.48 is: 24,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,501.89 : 57,780.48 = 16,321.48 : x
  2. Step 2: Convert to fraction form
    38,501.89/57,780.48 = 16,321.48/x
  3. Step 3: Cross multiply
    38,501.89x = 57,780.48 × 16,321.48
  4. Step 4: Simplify right side
    38,501.89x = 943,062,948.71
  5. Step 5: Solve for x
    x = 943,062,948.71/38,501.89
  6. Step 6: Final answer
    x = 24,493.94

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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.