Home / 51,784.28-77,675.88-16,723.16

Finding the Fourth Proportional to 51,784.28, 77,675.88 and 16,723.16

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Solution

The fourth proportional to 51,784.28, 77,675.88 and 16,723.16 is: 25,084.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,784.28 : 77,675.88 = 16,723.16 : x
  2. Step 2: Convert to fraction form
    51,784.28/77,675.88 = 16,723.16/x
  3. Step 3: Cross multiply
    51,784.28x = 77,675.88 × 16,723.16
  4. Step 4: Simplify right side
    51,784.28x = 1,298,986,169.38
  5. Step 5: Solve for x
    x = 1,298,986,169.38/51,784.28
  6. Step 6: Final answer
    x = 25,084.57

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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.