Home / 14,232.83-21,348.78-6,441.65

Finding the Fourth Proportional to 14,232.83, 21,348.78 and 6,441.65

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Solution

The fourth proportional to 14,232.83, 21,348.78 and 6,441.65 is: 9,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,232.83 : 21,348.78 = 6,441.65 : x
  2. Step 2: Convert to fraction form
    14,232.83/21,348.78 = 6,441.65/x
  3. Step 3: Cross multiply
    14,232.83x = 21,348.78 × 6,441.65
  4. Step 4: Simplify right side
    14,232.83x = 137,521,261.94
  5. Step 5: Solve for x
    x = 137,521,261.94/14,232.83
  6. Step 6: Final answer
    x = 9,662.26

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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.