Home / 14,372.16-19,832.04-8,084.40

Finding the Fourth Proportional to 14,372.16, 19,832.04 and 8,084.40

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Solution

The fourth proportional to 14,372.16, 19,832.04 and 8,084.40 is: 11,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.16 : 19,832.04 = 8,084.40 : x
  2. Step 2: Convert to fraction form
    14,372.16/19,832.04 = 8,084.40/x
  3. Step 3: Cross multiply
    14,372.16x = 19,832.04 × 8,084.40
  4. Step 4: Simplify right side
    14,372.16x = 160,330,144.18
  5. Step 5: Solve for x
    x = 160,330,144.18/14,372.16
  6. Step 6: Final answer
    x = 11,155.61

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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.