Home / 30,731.13-46,097.60-12,010.41

Finding the Fourth Proportional to 30,731.13, 46,097.60 and 12,010.41

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Solution

The fourth proportional to 30,731.13, 46,097.60 and 12,010.41 is: 18,015.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731.13 : 46,097.60 = 12,010.41 : x
  2. Step 2: Convert to fraction form
    30,731.13/46,097.60 = 12,010.41/x
  3. Step 3: Cross multiply
    30,731.13x = 46,097.60 × 12,010.41
  4. Step 4: Simplify right side
    30,731.13x = 553,651,015.96
  5. Step 5: Solve for x
    x = 553,651,015.96/30,731.13
  6. Step 6: Final answer
    x = 18,015.97

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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.