Home / 51,631.62-77,440.14-16,566.72

Finding the Fourth Proportional to 51,631.62, 77,440.14 and 16,566.72

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Solution

The fourth proportional to 51,631.62, 77,440.14 and 16,566.72 is: 24,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,631.62 : 77,440.14 = 16,566.72 : x
  2. Step 2: Convert to fraction form
    51,631.62/77,440.14 = 16,566.72/x
  3. Step 3: Cross multiply
    51,631.62x = 77,440.14 × 16,566.72
  4. Step 4: Simplify right side
    51,631.62x = 1,282,929,116.14
  5. Step 5: Solve for x
    x = 1,282,929,116.14/51,631.62
  6. Step 6: Final answer
    x = 24,847.74

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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.