Home / 14,223.64-21,338.70-5,462.68

Finding the Fourth Proportional to 14,223.64, 21,338.70 and 5,462.68

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Solution

The fourth proportional to 14,223.64, 21,338.70 and 5,462.68 is: 8,195.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.64 : 21,338.70 = 5,462.68 : x
  2. Step 2: Convert to fraction form
    14,223.64/21,338.70 = 5,462.68/x
  3. Step 3: Cross multiply
    14,223.64x = 21,338.70 × 5,462.68
  4. Step 4: Simplify right side
    14,223.64x = 116,566,489.72
  5. Step 5: Solve for x
    x = 116,566,489.72/14,223.64
  6. Step 6: Final answer
    x = 8,195.26

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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.