Home / 14,392.82-19,862.64-8,343.26

Finding the Fourth Proportional to 14,392.82, 19,862.64 and 8,343.26

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Solution

The fourth proportional to 14,392.82, 19,862.64 and 8,343.26 is: 11,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.82 : 19,862.64 = 8,343.26 : x
  2. Step 2: Convert to fraction form
    14,392.82/19,862.64 = 8,343.26/x
  3. Step 3: Cross multiply
    14,392.82x = 19,862.64 × 8,343.26
  4. Step 4: Simplify right side
    14,392.82x = 165,719,144.98
  5. Step 5: Solve for x
    x = 165,719,144.98/14,392.82
  6. Step 6: Final answer
    x = 11,514.01

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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.