Home / 42,935.44-64,403.34-15,214

Finding the Fourth Proportional to 42,935.44, 64,403.34 and 15,214

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Solution

The fourth proportional to 42,935.44, 64,403.34 and 15,214 is: 22,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,935.44 : 64,403.34 = 15,214 : x
  2. Step 2: Convert to fraction form
    42,935.44/64,403.34 = 15,214/x
  3. Step 3: Cross multiply
    42,935.44x = 64,403.34 × 15,214
  4. Step 4: Simplify right side
    42,935.44x = 979,832,414.76
  5. Step 5: Solve for x
    x = 979,832,414.76/42,935.44
  6. Step 6: Final answer
    x = 22,821.06

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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.