Home / 50,851.38-76,282.13-18,839.01

Finding the Fourth Proportional to 50,851.38, 76,282.13 and 18,839.01

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Solution

The fourth proportional to 50,851.38, 76,282.13 and 18,839.01 is: 28,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,851.38 : 76,282.13 = 18,839.01 : x
  2. Step 2: Convert to fraction form
    50,851.38/76,282.13 = 18,839.01/x
  3. Step 3: Cross multiply
    50,851.38x = 76,282.13 × 18,839.01
  4. Step 4: Simplify right side
    50,851.38x = 1,437,080,037.08
  5. Step 5: Solve for x
    x = 1,437,080,037.08/50,851.38
  6. Step 6: Final answer
    x = 28,260.40

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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.