Home / 19,375.44-26,687.18-14,890.61

Finding the Fourth Proportional to 19,375.44, 26,687.18 and 14,890.61

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Solution

The fourth proportional to 19,375.44, 26,687.18 and 14,890.61 is: 20,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.44 : 26,687.18 = 14,890.61 : x
  2. Step 2: Convert to fraction form
    19,375.44/26,687.18 = 14,890.61/x
  3. Step 3: Cross multiply
    19,375.44x = 26,687.18 × 14,890.61
  4. Step 4: Simplify right side
    19,375.44x = 397,388,389.38
  5. Step 5: Solve for x
    x = 397,388,389.38/19,375.44
  6. Step 6: Final answer
    x = 20,509.90

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Half scale
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Double scale
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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.