Home / 18,134.06-25,012.41-14,776.88

Finding the Fourth Proportional to 18,134.06, 25,012.41 and 14,776.88

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Solution

The fourth proportional to 18,134.06, 25,012.41 and 14,776.88 is: 20,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.06 : 25,012.41 = 14,776.88 : x
  2. Step 2: Convert to fraction form
    18,134.06/25,012.41 = 14,776.88/x
  3. Step 3: Cross multiply
    18,134.06x = 25,012.41 × 14,776.88
  4. Step 4: Simplify right side
    18,134.06x = 369,605,381.08
  5. Step 5: Solve for x
    x = 369,605,381.08/18,134.06
  6. Step 6: Final answer
    x = 20,381.83

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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.