Home / 39,680.10-59,524.68-14,391.54

Finding the Fourth Proportional to 39,680.10, 59,524.68 and 14,391.54

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Solution

The fourth proportional to 39,680.10, 59,524.68 and 14,391.54 is: 21,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,680.10 : 59,524.68 = 14,391.54 : x
  2. Step 2: Convert to fraction form
    39,680.10/59,524.68 = 14,391.54/x
  3. Step 3: Cross multiply
    39,680.10x = 59,524.68 × 14,391.54
  4. Step 4: Simplify right side
    39,680.10x = 856,651,813.21
  5. Step 5: Solve for x
    x = 856,651,813.21/39,680.10
  6. Step 6: Final answer
    x = 21,588.95

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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.