Home / 47,818.52-71,731.62-14,541.56

Finding the Fourth Proportional to 47,818.52, 71,731.62 and 14,541.56

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Solution

The fourth proportional to 47,818.52, 71,731.62 and 14,541.56 is: 21,813.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,818.52 : 71,731.62 = 14,541.56 : x
  2. Step 2: Convert to fraction form
    47,818.52/71,731.62 = 14,541.56/x
  3. Step 3: Cross multiply
    47,818.52x = 71,731.62 × 14,541.56
  4. Step 4: Simplify right side
    47,818.52x = 1,043,089,656.13
  5. Step 5: Solve for x
    x = 1,043,089,656.13/47,818.52
  6. Step 6: Final answer
    x = 21,813.51

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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.