Home / 31,200.66-46,788.54-18,062.28

Finding the Fourth Proportional to 31,200.66, 46,788.54 and 18,062.28

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Solution

The fourth proportional to 31,200.66, 46,788.54 and 18,062.28 is: 27,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,200.66 : 46,788.54 = 18,062.28 : x
  2. Step 2: Convert to fraction form
    31,200.66/46,788.54 = 18,062.28/x
  3. Step 3: Cross multiply
    31,200.66x = 46,788.54 × 18,062.28
  4. Step 4: Simplify right side
    31,200.66x = 845,107,710.27
  5. Step 5: Solve for x
    x = 845,107,710.27/31,200.66
  6. Step 6: Final answer
    x = 27,086.21

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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.