Home / 50,515.38-75,751.11-14,483.90

Finding the Fourth Proportional to 50,515.38, 75,751.11 and 14,483.90

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Solution

The fourth proportional to 50,515.38, 75,751.11 and 14,483.90 is: 21,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,515.38 : 75,751.11 = 14,483.90 : x
  2. Step 2: Convert to fraction form
    50,515.38/75,751.11 = 14,483.90/x
  3. Step 3: Cross multiply
    50,515.38x = 75,751.11 × 14,483.90
  4. Step 4: Simplify right side
    50,515.38x = 1,097,171,502.13
  5. Step 5: Solve for x
    x = 1,097,171,502.13/50,515.38
  6. Step 6: Final answer
    x = 21,719.55

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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.