Home / 41,285.20-56,972.64-22,421.92

Finding the Fourth Proportional to 41,285.20, 56,972.64 and 22,421.92

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Solution

The fourth proportional to 41,285.20, 56,972.64 and 22,421.92 is: 30,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,285.20 : 56,972.64 = 22,421.92 : x
  2. Step 2: Convert to fraction form
    41,285.20/56,972.64 = 22,421.92/x
  3. Step 3: Cross multiply
    41,285.20x = 56,972.64 × 22,421.92
  4. Step 4: Simplify right side
    41,285.20x = 1,277,435,976.27
  5. Step 5: Solve for x
    x = 1,277,435,976.27/41,285.20
  6. Step 6: Final answer
    x = 30,941.74

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1.5x scale

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.