Home / 43,143.27-64,730.48-15,067.46

Finding the Fourth Proportional to 43,143.27, 64,730.48 and 15,067.46

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Solution

The fourth proportional to 43,143.27, 64,730.48 and 15,067.46 is: 22,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143.27 : 64,730.48 = 15,067.46 : x
  2. Step 2: Convert to fraction form
    43,143.27/64,730.48 = 15,067.46/x
  3. Step 3: Cross multiply
    43,143.27x = 64,730.48 × 15,067.46
  4. Step 4: Simplify right side
    43,143.27x = 975,323,519.19
  5. Step 5: Solve for x
    x = 975,323,519.19/43,143.27
  6. Step 6: Final answer
    x = 22,606.62

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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.