Home / 51,847.40-77,737.62-28,467.56

Finding the Fourth Proportional to 51,847.40, 77,737.62 and 28,467.56

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Solution

The fourth proportional to 51,847.40, 77,737.62 and 28,467.56 is: 42,682.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,847.40 : 77,737.62 = 28,467.56 : x
  2. Step 2: Convert to fraction form
    51,847.40/77,737.62 = 28,467.56/x
  3. Step 3: Cross multiply
    51,847.40x = 77,737.62 × 28,467.56
  4. Step 4: Simplify right side
    51,847.40x = 2,213,000,361.61
  5. Step 5: Solve for x
    x = 2,213,000,361.61/51,847.40
  6. Step 6: Final answer
    x = 42,682.96

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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.