Home / 14,619.43-21,932.43-4,624.78

Finding the Fourth Proportional to 14,619.43, 21,932.43 and 4,624.78

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Solution

The fourth proportional to 14,619.43, 21,932.43 and 4,624.78 is: 6,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.43 : 21,932.43 = 4,624.78 : x
  2. Step 2: Convert to fraction form
    14,619.43/21,932.43 = 4,624.78/x
  3. Step 3: Cross multiply
    14,619.43x = 21,932.43 × 4,624.78
  4. Step 4: Simplify right side
    14,619.43x = 101,432,663.62
  5. Step 5: Solve for x
    x = 101,432,663.62/14,619.43
  6. Step 6: Final answer
    x = 6,938.21

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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.