Home / 17,385.95-26,083.79-5,707.37

Finding the Fourth Proportional to 17,385.95, 26,083.79 and 5,707.37

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Solution

The fourth proportional to 17,385.95, 26,083.79 and 5,707.37 is: 8,562.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385.95 : 26,083.79 = 5,707.37 : x
  2. Step 2: Convert to fraction form
    17,385.95/26,083.79 = 5,707.37/x
  3. Step 3: Cross multiply
    17,385.95x = 26,083.79 × 5,707.37
  4. Step 4: Simplify right side
    17,385.95x = 148,869,898.61
  5. Step 5: Solve for x
    x = 148,869,898.61/17,385.95
  6. Step 6: Final answer
    x = 8,562.65

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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.