Home / 31,225.05-46,809.14-11,489.85

Finding the Fourth Proportional to 31,225.05, 46,809.14 and 11,489.85

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Solution

The fourth proportional to 31,225.05, 46,809.14 and 11,489.85 is: 17,224.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,225.05 : 46,809.14 = 11,489.85 : x
  2. Step 2: Convert to fraction form
    31,225.05/46,809.14 = 11,489.85/x
  3. Step 3: Cross multiply
    31,225.05x = 46,809.14 × 11,489.85
  4. Step 4: Simplify right side
    31,225.05x = 537,829,939.78
  5. Step 5: Solve for x
    x = 537,829,939.78/31,225.05
  6. Step 6: Final answer
    x = 17,224.31

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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.