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Finding the Fourth Proportional to 16,471.36, 24,698.98 and 8,148.68

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Solution

The fourth proportional to 16,471.36, 24,698.98 and 8,148.68 is: 12,219.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,471.36 : 24,698.98 = 8,148.68 : x
  2. Step 2: Convert to fraction form
    16,471.36/24,698.98 = 8,148.68/x
  3. Step 3: Cross multiply
    16,471.36x = 24,698.98 × 8,148.68
  4. Step 4: Simplify right side
    16,471.36x = 201,264,084.35
  5. Step 5: Solve for x
    x = 201,264,084.35/16,471.36
  6. Step 6: Final answer
    x = 12,219.03

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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.