Home / 49,018.58-67,651.65-28,874.42

Finding the Fourth Proportional to 49,018.58, 67,651.65 and 28,874.42

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Solution

The fourth proportional to 49,018.58, 67,651.65 and 28,874.42 is: 39,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.58 : 67,651.65 = 28,874.42 : x
  2. Step 2: Convert to fraction form
    49,018.58/67,651.65 = 28,874.42/x
  3. Step 3: Cross multiply
    49,018.58x = 67,651.65 × 28,874.42
  4. Step 4: Simplify right side
    49,018.58x = 1,953,402,155.79
  5. Step 5: Solve for x
    x = 1,953,402,155.79/49,018.58
  6. Step 6: Final answer
    x = 39,850.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.