Home / 18,536.40-25,582.07-10,579.82

Finding the Fourth Proportional to 18,536.40, 25,582.07 and 10,579.82

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Solution

The fourth proportional to 18,536.40, 25,582.07 and 10,579.82 is: 14,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.40 : 25,582.07 = 10,579.82 : x
  2. Step 2: Convert to fraction form
    18,536.40/25,582.07 = 10,579.82/x
  3. Step 3: Cross multiply
    18,536.40x = 25,582.07 × 10,579.82
  4. Step 4: Simplify right side
    18,536.40x = 270,653,706.88
  5. Step 5: Solve for x
    x = 270,653,706.88/18,536.40
  6. Step 6: Final answer
    x = 14,601.20

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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.