Home / 51,833.72-77,747.85-16,770.65

Finding the Fourth Proportional to 51,833.72, 77,747.85 and 16,770.65

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Solution

The fourth proportional to 51,833.72, 77,747.85 and 16,770.65 is: 25,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,833.72 : 77,747.85 = 16,770.65 : x
  2. Step 2: Convert to fraction form
    51,833.72/77,747.85 = 16,770.65/x
  3. Step 3: Cross multiply
    51,833.72x = 77,747.85 × 16,770.65
  4. Step 4: Simplify right side
    51,833.72x = 1,303,881,591.86
  5. Step 5: Solve for x
    x = 1,303,881,591.86/51,833.72
  6. Step 6: Final answer
    x = 25,155.08

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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.