Home / 56,455.92-84,711.42-23,185.98

Finding the Fourth Proportional to 56,455.92, 84,711.42 and 23,185.98

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Solution

The fourth proportional to 56,455.92, 84,711.42 and 23,185.98 is: 34,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.92 : 84,711.42 = 23,185.98 : x
  2. Step 2: Convert to fraction form
    56,455.92/84,711.42 = 23,185.98/x
  3. Step 3: Cross multiply
    56,455.92x = 84,711.42 × 23,185.98
  4. Step 4: Simplify right side
    56,455.92x = 1,964,117,289.89
  5. Step 5: Solve for x
    x = 1,964,117,289.89/56,455.92
  6. Step 6: Final answer
    x = 34,790.28

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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.