Home / 14,273.31-21,416.10-5,514.38

Finding the Fourth Proportional to 14,273.31, 21,416.10 and 5,514.38

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Solution

The fourth proportional to 14,273.31, 21,416.10 and 5,514.38 is: 8,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.31 : 21,416.10 = 5,514.38 : x
  2. Step 2: Convert to fraction form
    14,273.31/21,416.10 = 5,514.38/x
  3. Step 3: Cross multiply
    14,273.31x = 21,416.10 × 5,514.38
  4. Step 4: Simplify right side
    14,273.31x = 118,096,466.07
  5. Step 5: Solve for x
    x = 118,096,466.07/14,273.31
  6. Step 6: Final answer
    x = 8,273.93

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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.