Home / 14,440.42-21,659.72-6,115.24

Finding the Fourth Proportional to 14,440.42, 21,659.72 and 6,115.24

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Solution

The fourth proportional to 14,440.42, 21,659.72 and 6,115.24 is: 9,172.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.42 : 21,659.72 = 6,115.24 : x
  2. Step 2: Convert to fraction form
    14,440.42/21,659.72 = 6,115.24/x
  3. Step 3: Cross multiply
    14,440.42x = 21,659.72 × 6,115.24
  4. Step 4: Simplify right side
    14,440.42x = 132,454,301.41
  5. Step 5: Solve for x
    x = 132,454,301.41/14,440.42
  6. Step 6: Final answer
    x = 9,172.47

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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.