Home / 49,239.15-73,877.33-19,274.80

Finding the Fourth Proportional to 49,239.15, 73,877.33 and 19,274.80

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Solution

The fourth proportional to 49,239.15, 73,877.33 and 19,274.80 is: 28,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,239.15 : 73,877.33 = 19,274.80 : x
  2. Step 2: Convert to fraction form
    49,239.15/73,877.33 = 19,274.80/x
  3. Step 3: Cross multiply
    49,239.15x = 73,877.33 × 19,274.80
  4. Step 4: Simplify right side
    49,239.15x = 1,423,970,623.78
  5. Step 5: Solve for x
    x = 1,423,970,623.78/49,239.15
  6. Step 6: Final answer
    x = 28,919.48

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1.5x scale

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.