Home / 31,029.22-46,485.12-18,341.02

Finding the Fourth Proportional to 31,029.22, 46,485.12 and 18,341.02

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Solution

The fourth proportional to 31,029.22, 46,485.12 and 18,341.02 is: 27,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,029.22 : 46,485.12 = 18,341.02 : x
  2. Step 2: Convert to fraction form
    31,029.22/46,485.12 = 18,341.02/x
  3. Step 3: Cross multiply
    31,029.22x = 46,485.12 × 18,341.02
  4. Step 4: Simplify right side
    31,029.22x = 852,584,515.62
  5. Step 5: Solve for x
    x = 852,584,515.62/31,029.22
  6. Step 6: Final answer
    x = 27,476.83

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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.