Home / 55,402.08-82,970.67-31,957.44

Finding the Fourth Proportional to 55,402.08, 82,970.67 and 31,957.44

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Solution

The fourth proportional to 55,402.08, 82,970.67 and 31,957.44 is: 47,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,402.08 : 82,970.67 = 31,957.44 : x
  2. Step 2: Convert to fraction form
    55,402.08/82,970.67 = 31,957.44/x
  3. Step 3: Cross multiply
    55,402.08x = 82,970.67 × 31,957.44
  4. Step 4: Simplify right side
    55,402.08x = 2,651,530,208.28
  5. Step 5: Solve for x
    x = 2,651,530,208.28/55,402.08
  6. Step 6: Final answer
    x = 47,859.76

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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.