Home / 41,405.12-57,137.52-22,541.76

Finding the Fourth Proportional to 41,405.12, 57,137.52 and 22,541.76

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Solution

The fourth proportional to 41,405.12, 57,137.52 and 22,541.76 is: 31,106.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,405.12 : 57,137.52 = 22,541.76 : x
  2. Step 2: Convert to fraction form
    41,405.12/57,137.52 = 22,541.76/x
  3. Step 3: Cross multiply
    41,405.12x = 57,137.52 × 22,541.76
  4. Step 4: Simplify right side
    41,405.12x = 1,287,980,262.84
  5. Step 5: Solve for x
    x = 1,287,980,262.84/41,405.12
  6. Step 6: Final answer
    x = 31,106.79

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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.