Home / 25,037.80-34,553.82-14,428.11

Finding the Fourth Proportional to 25,037.80, 34,553.82 and 14,428.11

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Solution

The fourth proportional to 25,037.80, 34,553.82 and 14,428.11 is: 19,911.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,037.80 : 34,553.82 = 14,428.11 : x
  2. Step 2: Convert to fraction form
    25,037.80/34,553.82 = 14,428.11/x
  3. Step 3: Cross multiply
    25,037.80x = 34,553.82 × 14,428.11
  4. Step 4: Simplify right side
    25,037.80x = 498,546,315.88
  5. Step 5: Solve for x
    x = 498,546,315.88/25,037.80
  6. Step 6: Final answer
    x = 19,911.75

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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.