Home / 42,793.36-64,174.33-14,705.46

Finding the Fourth Proportional to 42,793.36, 64,174.33 and 14,705.46

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Solution

The fourth proportional to 42,793.36, 64,174.33 and 14,705.46 is: 22,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,793.36 : 64,174.33 = 14,705.46 : x
  2. Step 2: Convert to fraction form
    42,793.36/64,174.33 = 14,705.46/x
  3. Step 3: Cross multiply
    42,793.36x = 64,174.33 × 14,705.46
  4. Step 4: Simplify right side
    42,793.36x = 943,713,042.84
  5. Step 5: Solve for x
    x = 943,713,042.84/42,793.36
  6. Step 6: Final answer
    x = 22,052.79

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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.