Home / 18,536.84-25,581.21-10,153.34

Finding the Fourth Proportional to 18,536.84, 25,581.21 and 10,153.34

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Solution

The fourth proportional to 18,536.84, 25,581.21 and 10,153.34 is: 14,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.84 : 25,581.21 = 10,153.34 : x
  2. Step 2: Convert to fraction form
    18,536.84/25,581.21 = 10,153.34/x
  3. Step 3: Cross multiply
    18,536.84x = 25,581.21 × 10,153.34
  4. Step 4: Simplify right side
    18,536.84x = 259,734,722.74
  5. Step 5: Solve for x
    x = 259,734,722.74/18,536.84
  6. Step 6: Final answer
    x = 14,011.81

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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.