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Finding the Fourth Proportional to 14,610.44, 20,164.93 and 14,124.44

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Solution

The fourth proportional to 14,610.44, 20,164.93 and 14,124.44 is: 19,494.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610.44 : 20,164.93 = 14,124.44 : x
  2. Step 2: Convert to fraction form
    14,610.44/20,164.93 = 14,124.44/x
  3. Step 3: Cross multiply
    14,610.44x = 20,164.93 × 14,124.44
  4. Step 4: Simplify right side
    14,610.44x = 284,818,343.89
  5. Step 5: Solve for x
    x = 284,818,343.89/14,610.44
  6. Step 6: Final answer
    x = 19,494.17

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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.