Home / 47,691.37-71,537.73-14,411.71

Finding the Fourth Proportional to 47,691.37, 71,537.73 and 14,411.71

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Solution

The fourth proportional to 47,691.37, 71,537.73 and 14,411.71 is: 21,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,691.37 : 71,537.73 = 14,411.71 : x
  2. Step 2: Convert to fraction form
    47,691.37/71,537.73 = 14,411.71/x
  3. Step 3: Cross multiply
    47,691.37x = 71,537.73 × 14,411.71
  4. Step 4: Simplify right side
    47,691.37x = 1,030,981,018.82
  5. Step 5: Solve for x
    x = 1,030,981,018.82/47,691.37
  6. Step 6: Final answer
    x = 21,617.77

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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.