Home / 67,604.05-101,398.32-17,688.94

Finding the Fourth Proportional to 67,604.05, 101,398.32 and 17,688.94

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Solution

The fourth proportional to 67,604.05, 101,398.32 and 17,688.94 is: 26,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,604.05 : 101,398.32 = 17,688.94 : x
  2. Step 2: Convert to fraction form
    67,604.05/101,398.32 = 17,688.94/x
  3. Step 3: Cross multiply
    67,604.05x = 101,398.32 × 17,688.94
  4. Step 4: Simplify right side
    67,604.05x = 1,793,628,798.58
  5. Step 5: Solve for x
    x = 1,793,628,798.58/67,604.05
  6. Step 6: Final answer
    x = 26,531.38

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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.