Home / 14,437.43-19,922.82-8,468.64

Finding the Fourth Proportional to 14,437.43, 19,922.82 and 8,468.64

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Solution

The fourth proportional to 14,437.43, 19,922.82 and 8,468.64 is: 11,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.43 : 19,922.82 = 8,468.64 : x
  2. Step 2: Convert to fraction form
    14,437.43/19,922.82 = 8,468.64/x
  3. Step 3: Cross multiply
    14,437.43x = 19,922.82 × 8,468.64
  4. Step 4: Simplify right side
    14,437.43x = 168,719,190.36
  5. Step 5: Solve for x
    x = 168,719,190.36/14,437.43
  6. Step 6: Final answer
    x = 11,686.23

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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.