Home / 26,385.42-39,579.36-14,689.83

Finding the Fourth Proportional to 26,385.42, 39,579.36 and 14,689.83

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Solution

The fourth proportional to 26,385.42, 39,579.36 and 14,689.83 is: 22,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.42 : 39,579.36 = 14,689.83 : x
  2. Step 2: Convert to fraction form
    26,385.42/39,579.36 = 14,689.83/x
  3. Step 3: Cross multiply
    26,385.42x = 39,579.36 × 14,689.83
  4. Step 4: Simplify right side
    26,385.42x = 581,414,069.91
  5. Step 5: Solve for x
    x = 581,414,069.91/26,385.42
  6. Step 6: Final answer
    x = 22,035.43

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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.