Home / 40,262.04-55,562.34-22,112.64

Finding the Fourth Proportional to 40,262.04, 55,562.34 and 22,112.64

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Solution

The fourth proportional to 40,262.04, 55,562.34 and 22,112.64 is: 30,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.04 : 55,562.34 = 22,112.64 : x
  2. Step 2: Convert to fraction form
    40,262.04/55,562.34 = 22,112.64/x
  3. Step 3: Cross multiply
    40,262.04x = 55,562.34 × 22,112.64
  4. Step 4: Simplify right side
    40,262.04x = 1,228,630,021.98
  5. Step 5: Solve for x
    x = 1,228,630,021.98/40,262.04
  6. Step 6: Final answer
    x = 30,515.84

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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.