Home / 30,975.13-46,446.22-12,254.41

Finding the Fourth Proportional to 30,975.13, 46,446.22 and 12,254.41

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Solution

The fourth proportional to 30,975.13, 46,446.22 and 12,254.41 is: 18,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975.13 : 46,446.22 = 12,254.41 : x
  2. Step 2: Convert to fraction form
    30,975.13/46,446.22 = 12,254.41/x
  3. Step 3: Cross multiply
    30,975.13x = 46,446.22 × 12,254.41
  4. Step 4: Simplify right side
    30,975.13x = 569,171,022.83
  5. Step 5: Solve for x
    x = 569,171,022.83/30,975.13
  6. Step 6: Final answer
    x = 18,375.10

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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.