Home / 14,373.64-19,832.34-8,083.72

Finding the Fourth Proportional to 14,373.64, 19,832.34 and 8,083.72

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Solution

The fourth proportional to 14,373.64, 19,832.34 and 8,083.72 is: 11,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.64 : 19,832.34 = 8,083.72 : x
  2. Step 2: Convert to fraction form
    14,373.64/19,832.34 = 8,083.72/x
  3. Step 3: Cross multiply
    14,373.64x = 19,832.34 × 8,083.72
  4. Step 4: Simplify right side
    14,373.64x = 160,319,083.50
  5. Step 5: Solve for x
    x = 160,319,083.50/14,373.64
  6. Step 6: Final answer
    x = 11,153.69

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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.