Home / 39,788.89-54,890.26-23,845.66

Finding the Fourth Proportional to 39,788.89, 54,890.26 and 23,845.66

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Solution

The fourth proportional to 39,788.89, 54,890.26 and 23,845.66 is: 32,895.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788.89 : 54,890.26 = 23,845.66 : x
  2. Step 2: Convert to fraction form
    39,788.89/54,890.26 = 23,845.66/x
  3. Step 3: Cross multiply
    39,788.89x = 54,890.26 × 23,845.66
  4. Step 4: Simplify right side
    39,788.89x = 1,308,894,280.43
  5. Step 5: Solve for x
    x = 1,308,894,280.43/39,788.89
  6. Step 6: Final answer
    x = 32,895.98

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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.