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Finding the Fourth Proportional to 16,673.42, 25,006.41 and 4,985.12

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Solution

The fourth proportional to 16,673.42, 25,006.41 and 4,985.12 is: 7,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,673.42 : 25,006.41 = 4,985.12 : x
  2. Step 2: Convert to fraction form
    16,673.42/25,006.41 = 4,985.12/x
  3. Step 3: Cross multiply
    16,673.42x = 25,006.41 × 4,985.12
  4. Step 4: Simplify right side
    16,673.42x = 124,659,954.62
  5. Step 5: Solve for x
    x = 124,659,954.62/16,673.42
  6. Step 6: Final answer
    x = 7,476.57

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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.