Home / 43,097.10-64,645.64-13,517.52

Finding the Fourth Proportional to 43,097.10, 64,645.64 and 13,517.52

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Solution

The fourth proportional to 43,097.10, 64,645.64 and 13,517.52 is: 20,276.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,097.10 : 64,645.64 = 13,517.52 : x
  2. Step 2: Convert to fraction form
    43,097.10/64,645.64 = 13,517.52/x
  3. Step 3: Cross multiply
    43,097.10x = 64,645.64 × 13,517.52
  4. Step 4: Simplify right side
    43,097.10x = 873,848,731.61
  5. Step 5: Solve for x
    x = 873,848,731.61/43,097.10
  6. Step 6: Final answer
    x = 20,276.28

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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.