Home / 19,520.16-26,933.04-11,562

Finding the Fourth Proportional to 19,520.16, 26,933.04 and 11,562

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Solution

The fourth proportional to 19,520.16, 26,933.04 and 11,562 is: 15,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.16 : 26,933.04 = 11,562 : x
  2. Step 2: Convert to fraction form
    19,520.16/26,933.04 = 11,562/x
  3. Step 3: Cross multiply
    19,520.16x = 26,933.04 × 11,562
  4. Step 4: Simplify right side
    19,520.16x = 311,399,808.48
  5. Step 5: Solve for x
    x = 311,399,808.48/19,520.16
  6. Step 6: Final answer
    x = 15,952.73

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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.