Home / 25,351.97-34,985.07-14,021.18

Finding the Fourth Proportional to 25,351.97, 34,985.07 and 14,021.18

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Solution

The fourth proportional to 25,351.97, 34,985.07 and 14,021.18 is: 19,348.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.97 : 34,985.07 = 14,021.18 : x
  2. Step 2: Convert to fraction form
    25,351.97/34,985.07 = 14,021.18/x
  3. Step 3: Cross multiply
    25,351.97x = 34,985.07 × 14,021.18
  4. Step 4: Simplify right side
    25,351.97x = 490,532,156.28
  5. Step 5: Solve for x
    x = 490,532,156.28/25,351.97
  6. Step 6: Final answer
    x = 19,348.88

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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.