Home / 12,064.32-16,650.90-8,085.96

Finding the Fourth Proportional to 12,064.32, 16,650.90 and 8,085.96

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Solution

The fourth proportional to 12,064.32, 16,650.90 and 8,085.96 is: 11,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.32 : 16,650.90 = 8,085.96 : x
  2. Step 2: Convert to fraction form
    12,064.32/16,650.90 = 8,085.96/x
  3. Step 3: Cross multiply
    12,064.32x = 16,650.90 × 8,085.96
  4. Step 4: Simplify right side
    12,064.32x = 134,638,511.36
  5. Step 5: Solve for x
    x = 134,638,511.36/12,064.32
  6. Step 6: Final answer
    x = 11,160.06

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1.5x scale

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.