Home / 51,902.22-77,864.70-16,845.42

Finding the Fourth Proportional to 51,902.22, 77,864.70 and 16,845.42

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Solution

The fourth proportional to 51,902.22, 77,864.70 and 16,845.42 is: 25,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,902.22 : 77,864.70 = 16,845.42 : x
  2. Step 2: Convert to fraction form
    51,902.22/77,864.70 = 16,845.42/x
  3. Step 3: Cross multiply
    51,902.22x = 77,864.70 × 16,845.42
  4. Step 4: Simplify right side
    51,902.22x = 1,311,663,574.67
  5. Step 5: Solve for x
    x = 1,311,663,574.67/51,902.22
  6. Step 6: Final answer
    x = 25,271.82

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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.