Home / 29,350.12-44,021.59-12,489.90

Finding the Fourth Proportional to 29,350.12, 44,021.59 and 12,489.90

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Solution

The fourth proportional to 29,350.12, 44,021.59 and 12,489.90 is: 18,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,350.12 : 44,021.59 = 12,489.90 : x
  2. Step 2: Convert to fraction form
    29,350.12/44,021.59 = 12,489.90/x
  3. Step 3: Cross multiply
    29,350.12x = 44,021.59 × 12,489.90
  4. Step 4: Simplify right side
    29,350.12x = 549,825,256.94
  5. Step 5: Solve for x
    x = 549,825,256.94/29,350.12
  6. Step 6: Final answer
    x = 18,733.32

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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.