Home / 14,434.11-19,922.40-8,467.70

Finding the Fourth Proportional to 14,434.11, 19,922.40 and 8,467.70

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Solution

The fourth proportional to 14,434.11, 19,922.40 and 8,467.70 is: 11,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.11 : 19,922.40 = 8,467.70 : x
  2. Step 2: Convert to fraction form
    14,434.11/19,922.40 = 8,467.70/x
  3. Step 3: Cross multiply
    14,434.11x = 19,922.40 × 8,467.70
  4. Step 4: Simplify right side
    14,434.11x = 168,696,806.87
  5. Step 5: Solve for x
    x = 168,696,806.87/14,434.11
  6. Step 6: Final answer
    x = 11,687.37

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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.