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Finding the Fourth Proportional to 18,484.68, 25,502.46 and 14,466

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Solution

The fourth proportional to 18,484.68, 25,502.46 and 14,466 is: 19,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,484.68 : 25,502.46 = 14,466 : x
  2. Step 2: Convert to fraction form
    18,484.68/25,502.46 = 14,466/x
  3. Step 3: Cross multiply
    18,484.68x = 25,502.46 × 14,466
  4. Step 4: Simplify right side
    18,484.68x = 368,918,586.36
  5. Step 5: Solve for x
    x = 368,918,586.36/18,484.68
  6. Step 6: Final answer
    x = 19,958.07

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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.