Home / 28,967.68-43,418.24-12,303.04

Finding the Fourth Proportional to 28,967.68, 43,418.24 and 12,303.04

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Solution

The fourth proportional to 28,967.68, 43,418.24 and 12,303.04 is: 18,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.68 : 43,418.24 = 12,303.04 : x
  2. Step 2: Convert to fraction form
    28,967.68/43,418.24 = 12,303.04/x
  3. Step 3: Cross multiply
    28,967.68x = 43,418.24 × 12,303.04
  4. Step 4: Simplify right side
    28,967.68x = 534,176,343.45
  5. Step 5: Solve for x
    x = 534,176,343.45/28,967.68
  6. Step 6: Final answer
    x = 18,440.43

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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.