Home / 18,078.70-24,948.74-10,529.44

Finding the Fourth Proportional to 18,078.70, 24,948.74 and 10,529.44

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Solution

The fourth proportional to 18,078.70, 24,948.74 and 10,529.44 is: 14,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078.70 : 24,948.74 = 10,529.44 : x
  2. Step 2: Convert to fraction form
    18,078.70/24,948.74 = 10,529.44/x
  3. Step 3: Cross multiply
    18,078.70x = 24,948.74 × 10,529.44
  4. Step 4: Simplify right side
    18,078.70x = 262,696,260.91
  5. Step 5: Solve for x
    x = 262,696,260.91/18,078.70
  6. Step 6: Final answer
    x = 14,530.71

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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.