Home / 18,846.18-28,269.90-5,698.67

Finding the Fourth Proportional to 18,846.18, 28,269.90 and 5,698.67

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Solution

The fourth proportional to 18,846.18, 28,269.90 and 5,698.67 is: 8,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846.18 : 28,269.90 = 5,698.67 : x
  2. Step 2: Convert to fraction form
    18,846.18/28,269.90 = 5,698.67/x
  3. Step 3: Cross multiply
    18,846.18x = 28,269.90 × 5,698.67
  4. Step 4: Simplify right side
    18,846.18x = 161,100,689.68
  5. Step 5: Solve for x
    x = 161,100,689.68/18,846.18
  6. Step 6: Final answer
    x = 8,548.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.