Home / 14,301.19-19,733.11-8,634.43

Finding the Fourth Proportional to 14,301.19, 19,733.11 and 8,634.43

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Solution

The fourth proportional to 14,301.19, 19,733.11 and 8,634.43 is: 11,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.19 : 19,733.11 = 8,634.43 : x
  2. Step 2: Convert to fraction form
    14,301.19/19,733.11 = 8,634.43/x
  3. Step 3: Cross multiply
    14,301.19x = 19,733.11 × 8,634.43
  4. Step 4: Simplify right side
    14,301.19x = 170,384,156.98
  5. Step 5: Solve for x
    x = 170,384,156.98/14,301.19
  6. Step 6: Final answer
    x = 11,913.98

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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.