Home / 18,015.35-24,806.14-16,325.76

Finding the Fourth Proportional to 18,015.35, 24,806.14 and 16,325.76

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Solution

The fourth proportional to 18,015.35, 24,806.14 and 16,325.76 is: 22,479.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015.35 : 24,806.14 = 16,325.76 : x
  2. Step 2: Convert to fraction form
    18,015.35/24,806.14 = 16,325.76/x
  3. Step 3: Cross multiply
    18,015.35x = 24,806.14 × 16,325.76
  4. Step 4: Simplify right side
    18,015.35x = 404,979,088.17
  5. Step 5: Solve for x
    x = 404,979,088.17/18,015.35
  6. Step 6: Final answer
    x = 22,479.67

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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.