Home / 47,464.50-71,161.58-28,740.12

Finding the Fourth Proportional to 47,464.50, 71,161.58 and 28,740.12

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Solution

The fourth proportional to 47,464.50, 71,161.58 and 28,740.12 is: 43,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,464.50 : 71,161.58 = 28,740.12 : x
  2. Step 2: Convert to fraction form
    47,464.50/71,161.58 = 28,740.12/x
  3. Step 3: Cross multiply
    47,464.50x = 71,161.58 × 28,740.12
  4. Step 4: Simplify right side
    47,464.50x = 2,045,192,348.59
  5. Step 5: Solve for x
    x = 2,045,192,348.59/47,464.50
  6. Step 6: Final answer
    x = 43,088.88

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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.