Home / 45,451.76-68,180.52-14,288.24

Finding the Fourth Proportional to 45,451.76, 68,180.52 and 14,288.24

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Solution

The fourth proportional to 45,451.76, 68,180.52 and 14,288.24 is: 21,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,451.76 : 68,180.52 = 14,288.24 : x
  2. Step 2: Convert to fraction form
    45,451.76/68,180.52 = 14,288.24/x
  3. Step 3: Cross multiply
    45,451.76x = 68,180.52 × 14,288.24
  4. Step 4: Simplify right side
    45,451.76x = 974,179,633.08
  5. Step 5: Solve for x
    x = 974,179,633.08/45,451.76
  6. Step 6: Final answer
    x = 21,433.27

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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.