Home / 50,975.36-76,445.70-19,377.80

Finding the Fourth Proportional to 50,975.36, 76,445.70 and 19,377.80

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Solution

The fourth proportional to 50,975.36, 76,445.70 and 19,377.80 is: 29,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,975.36 : 76,445.70 = 19,377.80 : x
  2. Step 2: Convert to fraction form
    50,975.36/76,445.70 = 19,377.80/x
  3. Step 3: Cross multiply
    50,975.36x = 76,445.70 × 19,377.80
  4. Step 4: Simplify right side
    50,975.36x = 1,481,349,485.46
  5. Step 5: Solve for x
    x = 1,481,349,485.46/50,975.36
  6. Step 6: Final answer
    x = 29,060.11

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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.