Home / 36,276.50-50,061.75-21,179.63

Finding the Fourth Proportional to 36,276.50, 50,061.75 and 21,179.63

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Solution

The fourth proportional to 36,276.50, 50,061.75 and 21,179.63 is: 29,227.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,276.50 : 50,061.75 = 21,179.63 : x
  2. Step 2: Convert to fraction form
    36,276.50/50,061.75 = 21,179.63/x
  3. Step 3: Cross multiply
    36,276.50x = 50,061.75 × 21,179.63
  4. Step 4: Simplify right side
    36,276.50x = 1,060,289,342.15
  5. Step 5: Solve for x
    x = 1,060,289,342.15/36,276.50
  6. Step 6: Final answer
    x = 29,227.99

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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.