Home / 31,853-47,789.58-14,324.36

Finding the Fourth Proportional to 31,853, 47,789.58 and 14,324.36

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Solution

The fourth proportional to 31,853, 47,789.58 and 14,324.36 is: 21,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853 : 47,789.58 = 14,324.36 : x
  2. Step 2: Convert to fraction form
    31,853/47,789.58 = 14,324.36/x
  3. Step 3: Cross multiply
    31,853x = 47,789.58 × 14,324.36
  4. Step 4: Simplify right side
    31,853x = 684,555,148.17
  5. Step 5: Solve for x
    x = 684,555,148.17/31,853
  6. Step 6: Final answer
    x = 21,491.07

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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.