Home / 50,857.50-76,275.82-19,256.65

Finding the Fourth Proportional to 50,857.50, 76,275.82 and 19,256.65

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Solution

The fourth proportional to 50,857.50, 76,275.82 and 19,256.65 is: 28,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,857.50 : 76,275.82 = 19,256.65 : x
  2. Step 2: Convert to fraction form
    50,857.50/76,275.82 = 19,256.65/x
  3. Step 3: Cross multiply
    50,857.50x = 76,275.82 × 19,256.65
  4. Step 4: Simplify right side
    50,857.50x = 1,468,816,769.20
  5. Step 5: Solve for x
    x = 1,468,816,769.20/50,857.50
  6. Step 6: Final answer
    x = 28,881.03

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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.