Home / 14,103.26-19,463.31-8,135.18

Finding the Fourth Proportional to 14,103.26, 19,463.31 and 8,135.18

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Solution

The fourth proportional to 14,103.26, 19,463.31 and 8,135.18 is: 11,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.26 : 19,463.31 = 8,135.18 : x
  2. Step 2: Convert to fraction form
    14,103.26/19,463.31 = 8,135.18/x
  3. Step 3: Cross multiply
    14,103.26x = 19,463.31 × 8,135.18
  4. Step 4: Simplify right side
    14,103.26x = 158,337,432.93
  5. Step 5: Solve for x
    x = 158,337,432.93/14,103.26
  6. Step 6: Final answer
    x = 11,227.01

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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.