Home / 47,343.37-71,042.19-19,258.24

Finding the Fourth Proportional to 47,343.37, 71,042.19 and 19,258.24

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Solution

The fourth proportional to 47,343.37, 71,042.19 and 19,258.24 is: 28,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,343.37 : 71,042.19 = 19,258.24 : x
  2. Step 2: Convert to fraction form
    47,343.37/71,042.19 = 19,258.24/x
  3. Step 3: Cross multiply
    47,343.37x = 71,042.19 × 19,258.24
  4. Step 4: Simplify right side
    47,343.37x = 1,368,147,545.15
  5. Step 5: Solve for x
    x = 1,368,147,545.15/47,343.37
  6. Step 6: Final answer
    x = 28,898.40

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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.