Home / 16,454.02-22,706.32-9,380.56

Finding the Fourth Proportional to 16,454.02, 22,706.32 and 9,380.56

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Solution

The fourth proportional to 16,454.02, 22,706.32 and 9,380.56 is: 12,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,454.02 : 22,706.32 = 9,380.56 : x
  2. Step 2: Convert to fraction form
    16,454.02/22,706.32 = 9,380.56/x
  3. Step 3: Cross multiply
    16,454.02x = 22,706.32 × 9,380.56
  4. Step 4: Simplify right side
    16,454.02x = 212,997,997.14
  5. Step 5: Solve for x
    x = 212,997,997.14/16,454.02
  6. Step 6: Final answer
    x = 12,945.04

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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.