Home / 40,825.20-56,338.80-22,921.92

Finding the Fourth Proportional to 40,825.20, 56,338.80 and 22,921.92

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Solution

The fourth proportional to 40,825.20, 56,338.80 and 22,921.92 is: 31,632.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.20 : 56,338.80 = 22,921.92 : x
  2. Step 2: Convert to fraction form
    40,825.20/56,338.80 = 22,921.92/x
  3. Step 3: Cross multiply
    40,825.20x = 56,338.80 × 22,921.92
  4. Step 4: Simplify right side
    40,825.20x = 1,291,393,466.50
  5. Step 5: Solve for x
    x = 1,291,393,466.50/40,825.20
  6. Step 6: Final answer
    x = 31,632.26

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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.