Home / 47,284.74-70,938.12-16,120.02

Finding the Fourth Proportional to 47,284.74, 70,938.12 and 16,120.02

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Solution

The fourth proportional to 47,284.74, 70,938.12 and 16,120.02 is: 24,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,284.74 : 70,938.12 = 16,120.02 : x
  2. Step 2: Convert to fraction form
    47,284.74/70,938.12 = 16,120.02/x
  3. Step 3: Cross multiply
    47,284.74x = 70,938.12 × 16,120.02
  4. Step 4: Simplify right side
    47,284.74x = 1,143,523,913.16
  5. Step 5: Solve for x
    x = 1,143,523,913.16/47,284.74
  6. Step 6: Final answer
    x = 24,183.78

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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.