Home / 18,170.70-25,075.26-10,214.52

Finding the Fourth Proportional to 18,170.70, 25,075.26 and 10,214.52

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Solution

The fourth proportional to 18,170.70, 25,075.26 and 10,214.52 is: 14,095.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,170.70 : 25,075.26 = 10,214.52 : x
  2. Step 2: Convert to fraction form
    18,170.70/25,075.26 = 10,214.52/x
  3. Step 3: Cross multiply
    18,170.70x = 25,075.26 × 10,214.52
  4. Step 4: Simplify right side
    18,170.70x = 256,131,744.78
  5. Step 5: Solve for x
    x = 256,131,744.78/18,170.70
  6. Step 6: Final answer
    x = 14,095.87

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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.