Home / 49,045.26-67,684.68-28,902.99

Finding the Fourth Proportional to 49,045.26, 67,684.68 and 28,902.99

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Solution

The fourth proportional to 49,045.26, 67,684.68 and 28,902.99 is: 39,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,045.26 : 67,684.68 = 28,902.99 : x
  2. Step 2: Convert to fraction form
    49,045.26/67,684.68 = 28,902.99/x
  3. Step 3: Cross multiply
    49,045.26x = 67,684.68 × 28,902.99
  4. Step 4: Simplify right side
    49,045.26x = 1,956,289,502.28
  5. Step 5: Solve for x
    x = 1,956,289,502.28/49,045.26
  6. Step 6: Final answer
    x = 39,887.43

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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.