Home / 19,535.48-29,309.49-6,384.86

Finding the Fourth Proportional to 19,535.48, 29,309.49 and 6,384.86

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Solution

The fourth proportional to 19,535.48, 29,309.49 and 6,384.86 is: 9,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.48 : 29,309.49 = 6,384.86 : x
  2. Step 2: Convert to fraction form
    19,535.48/29,309.49 = 6,384.86/x
  3. Step 3: Cross multiply
    19,535.48x = 29,309.49 × 6,384.86
  4. Step 4: Simplify right side
    19,535.48x = 187,136,843.77
  5. Step 5: Solve for x
    x = 187,136,843.77/19,535.48
  6. Step 6: Final answer
    x = 9,579.33

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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.