Home / 25,178.57-37,751.29-14,086.43

Finding the Fourth Proportional to 25,178.57, 37,751.29 and 14,086.43

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Solution

The fourth proportional to 25,178.57, 37,751.29 and 14,086.43 is: 21,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.57 : 37,751.29 = 14,086.43 : x
  2. Step 2: Convert to fraction form
    25,178.57/37,751.29 = 14,086.43/x
  3. Step 3: Cross multiply
    25,178.57x = 37,751.29 × 14,086.43
  4. Step 4: Simplify right side
    25,178.57x = 531,780,903.99
  5. Step 5: Solve for x
    x = 531,780,903.99/25,178.57
  6. Step 6: Final answer
    x = 21,120.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.