Home / 17,488.14-26,225.76-6,391.56

Finding the Fourth Proportional to 17,488.14, 26,225.76 and 6,391.56

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Solution

The fourth proportional to 17,488.14, 26,225.76 and 6,391.56 is: 9,584.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.14 : 26,225.76 = 6,391.56 : x
  2. Step 2: Convert to fraction form
    17,488.14/26,225.76 = 6,391.56/x
  3. Step 3: Cross multiply
    17,488.14x = 26,225.76 × 6,391.56
  4. Step 4: Simplify right side
    17,488.14x = 167,623,518.59
  5. Step 5: Solve for x
    x = 167,623,518.59/17,488.14
  6. Step 6: Final answer
    x = 9,584.98

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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.