Home / 25,078.99-34,610.13-14,324.80

Finding the Fourth Proportional to 25,078.99, 34,610.13 and 14,324.80

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Solution

The fourth proportional to 25,078.99, 34,610.13 and 14,324.80 is: 19,768.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,078.99 : 34,610.13 = 14,324.80 : x
  2. Step 2: Convert to fraction form
    25,078.99/34,610.13 = 14,324.80/x
  3. Step 3: Cross multiply
    25,078.99x = 34,610.13 × 14,324.80
  4. Step 4: Simplify right side
    25,078.99x = 495,783,190.22
  5. Step 5: Solve for x
    x = 495,783,190.22/25,078.99
  6. Step 6: Final answer
    x = 19,768.87

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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.