Home / 14,214.76-21,318.66-6,312.92

Finding the Fourth Proportional to 14,214.76, 21,318.66 and 6,312.92

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Solution

The fourth proportional to 14,214.76, 21,318.66 and 6,312.92 is: 9,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.76 : 21,318.66 = 6,312.92 : x
  2. Step 2: Convert to fraction form
    14,214.76/21,318.66 = 6,312.92/x
  3. Step 3: Cross multiply
    14,214.76x = 21,318.66 × 6,312.92
  4. Step 4: Simplify right side
    14,214.76x = 134,582,995.09
  5. Step 5: Solve for x
    x = 134,582,995.09/14,214.76
  6. Step 6: Final answer
    x = 9,467.83

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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.