Home / 47,359.83-71,042.70-15,772.72

Finding the Fourth Proportional to 47,359.83, 71,042.70 and 15,772.72

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Solution

The fourth proportional to 47,359.83, 71,042.70 and 15,772.72 is: 23,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.83 : 71,042.70 = 15,772.72 : x
  2. Step 2: Convert to fraction form
    47,359.83/71,042.70 = 15,772.72/x
  3. Step 3: Cross multiply
    47,359.83x = 71,042.70 × 15,772.72
  4. Step 4: Simplify right side
    47,359.83x = 1,120,536,181.07
  5. Step 5: Solve for x
    x = 1,120,536,181.07/47,359.83
  6. Step 6: Final answer
    x = 23,660.05

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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.