Home / 25,021.98-34,529.32-14,955.97

Finding the Fourth Proportional to 25,021.98, 34,529.32 and 14,955.97

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Solution

The fourth proportional to 25,021.98, 34,529.32 and 14,955.97 is: 20,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.98 : 34,529.32 = 14,955.97 : x
  2. Step 2: Convert to fraction form
    25,021.98/34,529.32 = 14,955.97/x
  3. Step 3: Cross multiply
    25,021.98x = 34,529.32 × 14,955.97
  4. Step 4: Simplify right side
    25,021.98x = 516,419,474.04
  5. Step 5: Solve for x
    x = 516,419,474.04/25,021.98
  6. Step 6: Final answer
    x = 20,638.63

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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.