Home / 40,160.21-55,415.34-22,932.92

Finding the Fourth Proportional to 40,160.21, 55,415.34 and 22,932.92

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Solution

The fourth proportional to 40,160.21, 55,415.34 and 22,932.92 is: 31,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,160.21 : 55,415.34 = 22,932.92 : x
  2. Step 2: Convert to fraction form
    40,160.21/55,415.34 = 22,932.92/x
  3. Step 3: Cross multiply
    40,160.21x = 55,415.34 × 22,932.92
  4. Step 4: Simplify right side
    40,160.21x = 1,270,835,697.53
  5. Step 5: Solve for x
    x = 1,270,835,697.53/40,160.21
  6. Step 6: Final answer
    x = 31,644.15

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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.