Home / 14,141.32-21,179.69-6,750.97

Finding the Fourth Proportional to 14,141.32, 21,179.69 and 6,750.97

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Solution

The fourth proportional to 14,141.32, 21,179.69 and 6,750.97 is: 10,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.32 : 21,179.69 = 6,750.97 : x
  2. Step 2: Convert to fraction form
    14,141.32/21,179.69 = 6,750.97/x
  3. Step 3: Cross multiply
    14,141.32x = 21,179.69 × 6,750.97
  4. Step 4: Simplify right side
    14,141.32x = 142,983,430.99
  5. Step 5: Solve for x
    x = 142,983,430.99/14,141.32
  6. Step 6: Final answer
    x = 10,111.04

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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.