Home / 47,622.78-71,433.36-16,457.22

Finding the Fourth Proportional to 47,622.78, 71,433.36 and 16,457.22

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Solution

The fourth proportional to 47,622.78, 71,433.36 and 16,457.22 is: 24,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,622.78 : 71,433.36 = 16,457.22 : x
  2. Step 2: Convert to fraction form
    47,622.78/71,433.36 = 16,457.22/x
  3. Step 3: Cross multiply
    47,622.78x = 71,433.36 × 16,457.22
  4. Step 4: Simplify right side
    47,622.78x = 1,175,594,520.86
  5. Step 5: Solve for x
    x = 1,175,594,520.86/47,622.78
  6. Step 6: Final answer
    x = 24,685.55

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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.