Home / 47,790.52-71,713.44-19,705.34

Finding the Fourth Proportional to 47,790.52, 71,713.44 and 19,705.34

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Solution

The fourth proportional to 47,790.52, 71,713.44 and 19,705.34 is: 29,569.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,790.52 : 71,713.44 = 19,705.34 : x
  2. Step 2: Convert to fraction form
    47,790.52/71,713.44 = 19,705.34/x
  3. Step 3: Cross multiply
    47,790.52x = 71,713.44 × 19,705.34
  4. Step 4: Simplify right side
    47,790.52x = 1,413,137,717.77
  5. Step 5: Solve for x
    x = 1,413,137,717.77/47,790.52
  6. Step 6: Final answer
    x = 29,569.41

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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.