Home / 14,434.26-21,651.88-7,412.36

Finding the Fourth Proportional to 14,434.26, 21,651.88 and 7,412.36

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Solution

The fourth proportional to 14,434.26, 21,651.88 and 7,412.36 is: 11,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.26 : 21,651.88 = 7,412.36 : x
  2. Step 2: Convert to fraction form
    14,434.26/21,651.88 = 7,412.36/x
  3. Step 3: Cross multiply
    14,434.26x = 21,651.88 × 7,412.36
  4. Step 4: Simplify right side
    14,434.26x = 160,491,529.24
  5. Step 5: Solve for x
    x = 160,491,529.24/14,434.26
  6. Step 6: Final answer
    x = 11,118.79

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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.