Home / 50,519.09-75,756.65-14,487.61

Finding the Fourth Proportional to 50,519.09, 75,756.65 and 14,487.61

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Solution

The fourth proportional to 50,519.09, 75,756.65 and 14,487.61 is: 21,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,519.09 : 75,756.65 = 14,487.61 : x
  2. Step 2: Convert to fraction form
    50,519.09/75,756.65 = 14,487.61/x
  3. Step 3: Cross multiply
    50,519.09x = 75,756.65 × 14,487.61
  4. Step 4: Simplify right side
    50,519.09x = 1,097,532,800.11
  5. Step 5: Solve for x
    x = 1,097,532,800.11/50,519.09
  6. Step 6: Final answer
    x = 21,725.11

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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.