Home / 16,327.12-22,531.32-8,875.12

Finding the Fourth Proportional to 16,327.12, 22,531.32 and 8,875.12

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Solution

The fourth proportional to 16,327.12, 22,531.32 and 8,875.12 is: 12,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,327.12 : 22,531.32 = 8,875.12 : x
  2. Step 2: Convert to fraction form
    16,327.12/22,531.32 = 8,875.12/x
  3. Step 3: Cross multiply
    16,327.12x = 22,531.32 × 8,875.12
  4. Step 4: Simplify right side
    16,327.12x = 199,968,168.76
  5. Step 5: Solve for x
    x = 199,968,168.76/16,327.12
  6. Step 6: Final answer
    x = 12,247.61

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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.