Home / 31,104.30-46,653.02-11,109.51

Finding the Fourth Proportional to 31,104.30, 46,653.02 and 11,109.51

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Solution

The fourth proportional to 31,104.30, 46,653.02 and 11,109.51 is: 16,663.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104.30 : 46,653.02 = 11,109.51 : x
  2. Step 2: Convert to fraction form
    31,104.30/46,653.02 = 11,109.51/x
  3. Step 3: Cross multiply
    31,104.30x = 46,653.02 × 11,109.51
  4. Step 4: Simplify right side
    31,104.30x = 518,292,136.67
  5. Step 5: Solve for x
    x = 518,292,136.67/31,104.30
  6. Step 6: Final answer
    x = 16,663.04

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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.