Home / 16,455.08-24,684.80-8,664.32

Finding the Fourth Proportional to 16,455.08, 24,684.80 and 8,664.32

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Solution

The fourth proportional to 16,455.08, 24,684.80 and 8,664.32 is: 12,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.08 : 24,684.80 = 8,664.32 : x
  2. Step 2: Convert to fraction form
    16,455.08/24,684.80 = 8,664.32/x
  3. Step 3: Cross multiply
    16,455.08x = 24,684.80 × 8,664.32
  4. Step 4: Simplify right side
    16,455.08x = 213,877,006.34
  5. Step 5: Solve for x
    x = 213,877,006.34/16,455.08
  6. Step 6: Final answer
    x = 12,997.63

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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.