Home / 28,874.45-43,255.58-16,355.90

Finding the Fourth Proportional to 28,874.45, 43,255.58 and 16,355.90

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Solution

The fourth proportional to 28,874.45, 43,255.58 and 16,355.90 is: 24,502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,874.45 : 43,255.58 = 16,355.90 : x
  2. Step 2: Convert to fraction form
    28,874.45/43,255.58 = 16,355.90/x
  3. Step 3: Cross multiply
    28,874.45x = 43,255.58 × 16,355.90
  4. Step 4: Simplify right side
    28,874.45x = 707,483,642.86
  5. Step 5: Solve for x
    x = 707,483,642.86/28,874.45
  6. Step 6: Final answer
    x = 24,502.07

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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.