Home / 31,265.76-46,898.91-10,489.26

Finding the Fourth Proportional to 31,265.76, 46,898.91 and 10,489.26

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Solution

The fourth proportional to 31,265.76, 46,898.91 and 10,489.26 is: 15,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,265.76 : 46,898.91 = 10,489.26 : x
  2. Step 2: Convert to fraction form
    31,265.76/46,898.91 = 10,489.26/x
  3. Step 3: Cross multiply
    31,265.76x = 46,898.91 × 10,489.26
  4. Step 4: Simplify right side
    31,265.76x = 491,934,860.71
  5. Step 5: Solve for x
    x = 491,934,860.71/31,265.76
  6. Step 6: Final answer
    x = 15,733.98

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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.