Home / 18,130.98-27,180.68-14,614.77

Finding the Fourth Proportional to 18,130.98, 27,180.68 and 14,614.77

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Solution

The fourth proportional to 18,130.98, 27,180.68 and 14,614.77 is: 21,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.98 : 27,180.68 = 14,614.77 : x
  2. Step 2: Convert to fraction form
    18,130.98/27,180.68 = 14,614.77/x
  3. Step 3: Cross multiply
    18,130.98x = 27,180.68 × 14,614.77
  4. Step 4: Simplify right side
    18,130.98x = 397,239,313.57
  5. Step 5: Solve for x
    x = 397,239,313.57/18,130.98
  6. Step 6: Final answer
    x = 21,909.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.