Home / 43,080.10-64,620.25-13,094.61

Finding the Fourth Proportional to 43,080.10, 64,620.25 and 13,094.61

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Solution

The fourth proportional to 43,080.10, 64,620.25 and 13,094.61 is: 19,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,080.10 : 64,620.25 = 13,094.61 : x
  2. Step 2: Convert to fraction form
    43,080.10/64,620.25 = 13,094.61/x
  3. Step 3: Cross multiply
    43,080.10x = 64,620.25 × 13,094.61
  4. Step 4: Simplify right side
    43,080.10x = 846,177,004.59
  5. Step 5: Solve for x
    x = 846,177,004.59/43,080.10
  6. Step 6: Final answer
    x = 19,641.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.