Home / 51,084.02-76,632.19-16,890.96

Finding the Fourth Proportional to 51,084.02, 76,632.19 and 16,890.96

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Solution

The fourth proportional to 51,084.02, 76,632.19 and 16,890.96 is: 25,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,084.02 : 76,632.19 = 16,890.96 : x
  2. Step 2: Convert to fraction form
    51,084.02/76,632.19 = 16,890.96/x
  3. Step 3: Cross multiply
    51,084.02x = 76,632.19 × 16,890.96
  4. Step 4: Simplify right side
    51,084.02x = 1,294,391,171.55
  5. Step 5: Solve for x
    x = 1,294,391,171.55/51,084.02
  6. Step 6: Final answer
    x = 25,338.47

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1.5x scale

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.