Home / 14,141.44-21,214.56-6,355.72

Finding the Fourth Proportional to 14,141.44, 21,214.56 and 6,355.72

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Solution

The fourth proportional to 14,141.44, 21,214.56 and 6,355.72 is: 9,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.44 : 21,214.56 = 6,355.72 : x
  2. Step 2: Convert to fraction form
    14,141.44/21,214.56 = 6,355.72/x
  3. Step 3: Cross multiply
    14,141.44x = 21,214.56 × 6,355.72
  4. Step 4: Simplify right side
    14,141.44x = 134,833,803.28
  5. Step 5: Solve for x
    x = 134,833,803.28/14,141.44
  6. Step 6: Final answer
    x = 9,534.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.