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Finding the Fourth Proportional to 56,596.58, 84,889.96 and 19,155.82

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Solution

The fourth proportional to 56,596.58, 84,889.96 and 19,155.82 is: 28,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,596.58 : 84,889.96 = 19,155.82 : x
  2. Step 2: Convert to fraction form
    56,596.58/84,889.96 = 19,155.82/x
  3. Step 3: Cross multiply
    56,596.58x = 84,889.96 × 19,155.82
  4. Step 4: Simplify right side
    56,596.58x = 1,626,136,793.57
  5. Step 5: Solve for x
    x = 1,626,136,793.57/56,596.58
  6. Step 6: Final answer
    x = 28,732.07

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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.