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Finding the Fourth Proportional to 16,798.29, 25,213.03 and 8,484.15

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Solution

The fourth proportional to 16,798.29, 25,213.03 and 8,484.15 is: 12,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.29 : 25,213.03 = 8,484.15 : x
  2. Step 2: Convert to fraction form
    16,798.29/25,213.03 = 8,484.15/x
  3. Step 3: Cross multiply
    16,798.29x = 25,213.03 × 8,484.15
  4. Step 4: Simplify right side
    16,798.29x = 213,911,012.60
  5. Step 5: Solve for x
    x = 213,911,012.60/16,798.29
  6. Step 6: Final answer
    x = 12,734.09

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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.