Home / 40,295.88-55,607.58-22,390.56

Finding the Fourth Proportional to 40,295.88, 55,607.58 and 22,390.56

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Solution

The fourth proportional to 40,295.88, 55,607.58 and 22,390.56 is: 30,898.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295.88 : 55,607.58 = 22,390.56 : x
  2. Step 2: Convert to fraction form
    40,295.88/55,607.58 = 22,390.56/x
  3. Step 3: Cross multiply
    40,295.88x = 55,607.58 × 22,390.56
  4. Step 4: Simplify right side
    40,295.88x = 1,245,084,856.44
  5. Step 5: Solve for x
    x = 1,245,084,856.44/40,295.88
  6. Step 6: Final answer
    x = 30,898.56

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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.