Home / 41,461.45-57,171.63-28,009.36

Finding the Fourth Proportional to 41,461.45, 57,171.63 and 28,009.36

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Solution

The fourth proportional to 41,461.45, 57,171.63 and 28,009.36 is: 38,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,461.45 : 57,171.63 = 28,009.36 : x
  2. Step 2: Convert to fraction form
    41,461.45/57,171.63 = 28,009.36/x
  3. Step 3: Cross multiply
    41,461.45x = 57,171.63 × 28,009.36
  4. Step 4: Simplify right side
    41,461.45x = 1,601,340,766.46
  5. Step 5: Solve for x
    x = 1,601,340,766.46/41,461.45
  6. Step 6: Final answer
    x = 38,622.40

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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.