Home / 25,348.54-34,982.13-14,170.54

Finding the Fourth Proportional to 25,348.54, 34,982.13 and 14,170.54

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Solution

The fourth proportional to 25,348.54, 34,982.13 and 14,170.54 is: 19,555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.54 : 34,982.13 = 14,170.54 : x
  2. Step 2: Convert to fraction form
    25,348.54/34,982.13 = 14,170.54/x
  3. Step 3: Cross multiply
    25,348.54x = 34,982.13 × 14,170.54
  4. Step 4: Simplify right side
    25,348.54x = 495,715,672.45
  5. Step 5: Solve for x
    x = 495,715,672.45/25,348.54
  6. Step 6: Final answer
    x = 19,555.99

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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.