Home / 14,452.16-21,665.09-5,561.82

Finding the Fourth Proportional to 14,452.16, 21,665.09 and 5,561.82

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Solution

The fourth proportional to 14,452.16, 21,665.09 and 5,561.82 is: 8,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.16 : 21,665.09 = 5,561.82 : x
  2. Step 2: Convert to fraction form
    14,452.16/21,665.09 = 5,561.82/x
  3. Step 3: Cross multiply
    14,452.16x = 21,665.09 × 5,561.82
  4. Step 4: Simplify right side
    14,452.16x = 120,497,276.70
  5. Step 5: Solve for x
    x = 120,497,276.70/14,452.16
  6. Step 6: Final answer
    x = 8,337.67

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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.