Home / 40,890.52-56,429.48-22,984.48

Finding the Fourth Proportional to 40,890.52, 56,429.48 and 22,984.48

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Solution

The fourth proportional to 40,890.52, 56,429.48 and 22,984.48 is: 31,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,890.52 : 56,429.48 = 22,984.48 : x
  2. Step 2: Convert to fraction form
    40,890.52/56,429.48 = 22,984.48/x
  3. Step 3: Cross multiply
    40,890.52x = 56,429.48 × 22,984.48
  4. Step 4: Simplify right side
    40,890.52x = 1,297,002,254.47
  5. Step 5: Solve for x
    x = 1,297,002,254.47/40,890.52
  6. Step 6: Final answer
    x = 31,718.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.