Home / 45,654.46-68,492.58-14,489.74

Finding the Fourth Proportional to 45,654.46, 68,492.58 and 14,489.74

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Solution

The fourth proportional to 45,654.46, 68,492.58 and 14,489.74 is: 21,738.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654.46 : 68,492.58 = 14,489.74 : x
  2. Step 2: Convert to fraction form
    45,654.46/68,492.58 = 14,489.74/x
  3. Step 3: Cross multiply
    45,654.46x = 68,492.58 × 14,489.74
  4. Step 4: Simplify right side
    45,654.46x = 992,439,676.13
  5. Step 5: Solve for x
    x = 992,439,676.13/45,654.46
  6. Step 6: Final answer
    x = 21,738.07

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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.